Jsonp callback vulnerability 26. CSP Bypass A Content Security Policy (CSP) is a security feature that helps prevent cross-site scripting (XSS), data injection attacks, and other code-injection vulnerabilities in web applications. php uses the callback to wrap JSON data The vulnerability is that an attacker can modify jsonp. Jul 17, 2015 · Restrict the callback input by a whitelist and disallow special chars on server-side or client-side GET method requests. 1 scale, underscoring the urgency for mitigation. This analysis breaks down the technical aspects of the exploit, including the vulnerability details, exploitation process, and In the Linux kernel, the following vulnerability has been resolved: PCI/PM: Drain runtime-idle callbacks before driver removal A race condition between the . This cross-domain data output method is called JSONP. 0 applications such as Dojo Toolkit and Google Web Toolkit. This is a generalization of the originally reported issue b May 15, 2024 · Never miss a vulnerability like this again Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources. As we only really use these endpoints with jQue Jun 5, 2018 · Hello! Vulnerability Details The /username/charts. rules) * 1:31394 <-> ENABLED <-> FILE-FLASH Adobe JSONP callback API vulnerability exploitation attempt (file-flash. com 👁 9 Views Mar 27, 2024 · This score calculates overall vulnerability severity from 0 to 10 and is based on the Common Vulnerability Scoring System (CVSS). Vulnerability-Lab or its suppliers are not liable in any case of damage, including direct, indirect, incidental, consequential loss of business profits or special damages, even if Vulnerability-Lab or its suppliers have been advised of the possibility of such damages. Upgrade to OMERO. A vulnerability in OMERO. It appears that the content of the JSONP request depends on the authentication of the Vulnerability Lab has realised a new security note AirDroid ID - Client Side JSONP Callback Vulnerability May 21, 2024 · OMERO. Explore key concepts, implementation tips, and best practices. 2. has realised a new security note Atmosphere 1. 12 Show more Learn about the OMERO. Jan 5, 2015 · $http: Fixed Cross-Site Scripting vulnerability (XSS). May 21, 2024 · The vulnerability identified as CVE‑2024‑35180 in OMERO. Alert Message FILE-FLASH Adobe JSONP callback API vulnerability exploitation attempt In order to exploit this vulnerability you need to find: A way to upload arbitrary JS files to the server and a XSS to load the service worker of the uploaded JS file A vulnerable JSONP request where you can manipulate the output (with arbitrary JS code) and a XSS to load the JSONP with a payload that will load a malicious service worker. * 1:31395 <-> ENABLED <-> FILE-FLASH Adobe JSONP callback API vulnerability exploitation attempt (file-flash. Developers sometimes depend on May 21, 2024 · Background There is currently no escaping or validation of the callback parameter that can be passed to various OMERO. [19][20] The original proposal for JSONP, where the padding is a callback function, appears to have been made by Bob Ippolito in December 2005 [21] and is now used by many Web 2. Jul 17, 2015 · Vulnerability-Lab or its suppliers are not liable in any case of damage, including direct, indirect, incidental, consequential loss of business profits or special damages, even if Vulnerability-Lab or its suppliers have been advised of the possibility of such damages. Contact info@devnack. Oct 12, 2022 · Here we can see the above CSP header is implemented. e. web 5. 137 (Multimedia Player Software). It has been rated as problematic. And, "treated as JSONP" means it's going to insert a script tag and request and run a script from the site in the URL - thus opening a cross site scripting vulnerability if you access an untrusted site with JSONP. The CVE-2024-29882 vulnerability exposes the 'ossrs' Simple Realtime Server (SRS) to cross-site scripting attacks via the JSONP callback function. Affected versions of this package are vulnerable to JSONP Callback Attack. web Vulnerability: Unvalidated 'callback' Parameter Can Lead to JSONP Attacks CVE-2024-35180 OmeOmero-web6. This is reported just for your attention. Note that the scanner has not tested for these issues but has instead relied only on the application's self-reported version number. web stems from the omission of input validation and escaping on the `callback` query parameter across a subset of endpoints that expose JSONP functionality. web provides a web based client and plugin infrastructure. May 21, 2024 · OMERO. JSONP Callback and Whitelisted the Third Party In JSONP, the same-origin policy (SOP) is bypassed so you can request and retrieve data from a server without worrying about cross-domain issues. The API server receives the request and returns Vulnerability Detail The vulnerability arises from an incorrect implementation of the JSONP callback validation in FOSRestBundle. Jan 10, 2012 · Some of our customers have chimed in about a perceived XSS vulnerability in all of our JSONP endpoints, but I disagree as to whether or not it actually constitutes a vulnerability. com for support on vulnerability remediation. Aug 27, 2025 · Both are not enabled by default in Spring Framework nor Spring Boot, however, when MappingJackson2JsonView is configured in an application, JSONP support is automatically ready to use through the jsonp and callback JSONP parameters, enabling cross-domain requests. Remote call JSON files to implement data delivery, JSONP itself is not a vulnerability, it is just a very good cross-domain Feb 12, 2025 · What is a Content Security Policy (CSP)? This article presents the configurations and techniques used to bypass this mechanism, as well as security tips. Using the payload mentioned above, we can achieve XSS vulnerability. To counter this your server can prefix all JSON requests with following string ")]}',\n". runtime_idle () callback and the . 1 CWE 830 21 / 5 / 2024 21 / 5 / 2024 2 / 8 / 2024 Jul 10, 2015 · Restrict the callback input by a whitelist and disallow special chars on server-side or client-side GET method requests. The web application does not, or can not Feb 12, 2025 · What is a Content Security Policy (CSP)? This article presents the configurations and techniques used to bypass this mechanism, as well as security tips. web's web client and plugin infrastructure exists due to lack of proper escaping or validation of the `callback` parameter in JSONP-enabled endpoints. The name of the callback function is generally specified in the request. Alert Message FILE-FLASH Adobe JSONP callback API vulnerability exploitation attempt Aug 7, 2017 · Attempts to discover JSONP endpoints in web servers. redact. The client JavaScript code to make a JSONP Overview Affected versions of this package are vulnerable to JSONP Callback Attack. 6 vulnerabilities and licenses detected. The $http service allowed JSONP requests with untrusted URLs which could be exploited by an attacker. Attack vector: More severe the more the remote (logically and physically) an attacker can be in order to exploit the vulnerability. May 21, 2024 · There is currently no escaping or validation of the callback parameter that can be passed to various OMERO. Ensure that the URL satisfies SCE. Attack complexity: More severe for the The exploit uses an ActionScript payload compiled to an SWF file composed entirely of alphanumeric characters by crafting carefully with certain coding algorithms. Affected by this issue is an unknown code of the component JSONP Callback API. May 15, 2024 · Starting with FOSRestBundle 1. As we only really use these endpoints with jQuery's own callback name generation 1 it is quite difficult or even impossible to exploit this in vanilla Alert Message FILE-FLASH Adobe JSONP callback API vulnerability exploitation attempt Jun 10, 2023 · HTTP API: DOM - XSS on JSONP callback GHSA-gv9r-qcjc-5hj7 published on Mar 27, 2024 by winlinvip High Aug 25, 2014 · A vulnerability was found in Adobe Flash Player 14. This URL includes the callback function name as a query parameter. spt. 4. Use $sce. Allowing cross-domain requests from untrusted origins may expose user information to 3rd party browser scripts. This is where the vulnerability lies. However, @kapytein did provide us with additional information that demonstrated leaking private data to a third-party website. This can lead to Cross-site Scripting. If a callback parameter is vulnerable, an attacker can use it to execute their own code, effectively bypassing the CSP’s intent. trustAsResourceUrl to handle JSONP sensitive operations. json endpoint can return a JSONP callback due to the fact that jsonp_dump is used in the file charts. 25. Mar 28, 2024 · SRS is a simple, high-efficiency, real-time video server. This vulnerability has been patched in Feb 19, 2025 · If a JSONP endpoint is misconfigured and allows arbitrary callback function names, an attacker can use it to steal sensitive data by crafting malicious script injections. js makes a request to jsonp. mysql python http ldap django ftp xss jsonp rmi cybersecurity antenna vulnerability-scanners jndi dnslog dns-rebinding oast Updated on Jun 6, 2023 JavaScript May 21, 2024 · OMERO. JSONBee contains ready to use JSONP endpoints to CSP bypass of different websites. Sep 26, 2024 · JSONP and Trusted External Endpoints Even if inline scripts are blocked, reflected XSS can still be executed via JSONP endpoints or external scripts that are whitelisted by the CSP. are allowed, so we can only call a function at most, and we cannot control the parameters. FOSRestBundle Cross-Site Scripting (XSS) in the JSONP handler executes arbitrary scripts via a malicious callback parameter due to incorrect validation logic. Limitations of JSONP Bypass Although JSONP was presented as powerful earlier, allowing the execution of arbitrary code, some websites restrict the callback parameter of JSONP. May 21, 2024 · Vulnerability / CVE-2024-35180 medium 6. web endpoints that have JSONP enabled. php with a callback parameter jsonp. JSONP endpoints can be used to bypass Same-origin Policy restrictions in web browsers. ) are allowed to load and execute on a webpage. Alert Message FILE-FLASH Adobe JSONP callback API vulnerability exploitation attempt In July 2005, George Jempty suggested an optional variable assignment be prepended to JSON. The JavaScript on the web page creates a new script element with a source URL pointing to the target API endpoint on another domain. What can we do in this case?. This vulnerability is fixed in 5. 5 vulnerabilities and licenses detected. Alert Message FILE-FLASH Adobe JSONP callback API vulnerability exploitation attempt A common bypass involves finding allowed script sources that host JSONP endpoints or other dynamic content. This analysis breaks down the technical aspects of the exploit, including the vulnerability details, exploitation process, and Jun 25, 2018 · Information Technology Laboratory National Vulnerability Database Vulnerabilities Apr 20, 2017 · There is a known vulnerability with JSONP that will allow javascript to be injected and executed on the browser. The vulnerability is located in the callback parameter value of the vulnerable signIn. web JSONP Callback Validation Vulnerability and how to fix it. JSONP The full name of JSONP is JSON with Padding, a solution based on JSON format to solve cross-domain request resources. 0. Dec 23, 2016 · Therefore, it may be affected by a JSONP callback vulnerability than can lead to Cross-Site Scripting (XSS). It works by specifying which sources of content (like scripts, styles, images, etc. g. The manipulation with an unknown input leads to a cross-site request forgery vulnerability. The same vulnerability will occur if the trusted endpoint contains an Open Redirect because if the initial endpoint is trusted, redirects are trusted. json. The JSONP pattern is inherently risky; any dynamic callback should be strictly validated against a pre‑defined list of allowed identifiers or escaped using `json_encode` and `htmlspecialchars`. It also tries to determ Aug 16, 2018 · Lukasz D. This is a generalization of the originally reported issue b May 21, 2024 · There is currently no escaping or validation of the callback parameter that can be passed to various OMERO. Instead of validating the value of the callback query parameter, the bundle incorrectly validates the parameter name. 0 through 1. The vulnerability allows remote attackers to manipulate client-side application to browser requests to compromise session data. This code will log the data in the Browser Console. xss I would like to offer a webservice via JSONP and was wondering, if I need to sanitize the value from the callback parameter. txt Learn more about known angular 1. Jun 25, 2018 · Information Technology Laboratory National Vulnerability Database Vulnerabilities A strict CSP that only allows scripts from 'self': Content-Security-Policy: script-src 'self'; A JSONP implementation that accepts a callback parameter: high. If you concern about security and this page is used to provide data via JSONP callback function, Content-Disposition header with filename attribute can be returned to mitigate a possible attack: Content-Disposition: attachment; filename=f. While modern solutions like **CORS (Cross-Origin Resource Sharing)** have largely replaced older workarounds, **JSONP (JSON with Padding)** remains relevant for legacy Feb 24, 2021 · Overview Affected versions of angular are vulnerable to JSONP Callback Attack. The basic principle of implementation is to use the HTML element tag without cross-domain restrictions. Aug 18, 2014 · Affected is some unknown processing of the component JSONP Callback API. nist. Sep 7, 2019 · First, we will create the callback function and then we will create the script tag. Attackers exploited this vulnerability to harvest users' personal information and perform targeted phishing attacks. Jan 2, 2019 · JSON with padding or JSONP is a method to access JSON data from another web site. per #4082 (comment) - Remove use of JSONP callbacks and use pure JSON instead. If the JSONP endpoint is restrictive in terms of allowed charset for the callback this vulnerability does not become a full XSS, since a useful XSS vector would contain forbidden characters. Jun 23, 2016 · How to use jQuery's JSONP to get around the cross domain issues when loading external scripts by using an AJAX request that has a callback function. Jul 4, 2007 · Here's the JSONP code that uses the code I mentioned in my last post. What are Examples of JSON Hijacking? One notable example of JSON Hijacking occurred with social networking sites that exposed user profile data through JSONP endpoints without proper security measures. Apr 20, 2017 · There is a known vulnerability with JSONP that will allow javascript to be injected and executed on the browser. JSONP consists of two parts: callback function and data. Python vulnerability analysis and mitigation Overview OMERO. php in QooxDoo 1. Universal ClickJacking A Universal ClickJacking vulnerability arises when a JSONP callback parameter (i. Jul 8, 2014 · This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2956. 0 and has been patched in version 5. Action might vary depending on the use of this page. 1, tracked as GHSA-p9fg-j6ww-953m. com/payment/wallet/balance. This will require changes on both the front and back ends. What is GHSA-28hp-fgcr-2r4h About? This vulnerability involves JSONP allowing untrusted resource URLs, which creates an attack vector for malicious actors. This vulnerability has been patched in version 5. This vulnerability was discovered and disclosed on January 22, 2014, affecting the JSONP handler Title: Exploiting JSONP callback on /username/charts. 2 (High) based on the CVSS v3. Network Security-Actual Combat Cross-domain Vulnerability JSONP and CORS Cross-domain Resource Sharing, Programmer Sought, the best programmer technical posts sharing site. web, a web-based client and plugin infrastructure, was found to contain a security vulnerability (CVE-2024-35180) related to insufficient validation of the JSONP callback parameter. Mar 28, 2024 · Vulners Vulnrichment CVE-2024-29882 SRS DOM - XSS on JSONP callback CVE-2024-29882 SRS DOM - XSS on JSONP callback 🗓️ 28 Mar 2024 06:33:42 Reported by GitHub_M Type v vulnrichment 🔗 github. During the initial review, we thought that the endpoint did not disclose data from profiles that had disabled sharing details on their profiles. html file. The recommended way to handle is to sanitize the inbound callback query parameter an Technical Analysis of Naglin's Bug Bounty Report on Royal Bank of Canada & Mozilla Overview: Naglin’s video provides an in-depth walkthrough of a critical vulnerability he discovered and reported involving JSONP hijacking on the Royal Bank of Canada (RBC) website. 1 vulnerabilities and licenses detected. The callback function is a function that should be called on the page when the response is coming. The API server receives the request and returns Mar 28, 2024 · 🗓️ 28 Mar 2024 07:15:14 Reported by GitHub_M Type c cve 🔗 web. May 21, 2024 · The vulnerability stems from unvalidated use of the 'callback' parameter in JSONP endpoints. A client-side jsonp callback vulnerability has been discovered in the official Airdroid online-service web-application. The issue involves incorrect implementation of JSONP callback validation where the system was validating the callback query parameter name instead of its actual value. gov 👁 73 Views 🌐 WEB SRS video server XSS vulnerability fixed in versions 5. py. 210 and 6. 2 we switched to using willdurand/jsonp-callback-validator for validation of JSONP callbacks. Apr 3, 2017 · However when MappingJackson2JsonView is configured in an application, JSONP support is automatically ready to use through the "jsonp" and "callback" JSONP parameters, enabling cross-domain requests. 5. RESOURCE_URL. Jul 21, 2024 · From a code‑level perspective, the flaw arises from the absence of input validation, output encoding, and a lack of a callback whitelist. all JSONP requests now require a trusted resource URL This fixes a Medium Severity XSS vulnerability. A JSON vulnerability allows third party website to turn your JSON resource URL into JSONP request under some conditions. A JSONP endpoint lets you insert a JavaScript payload, normally in a GET parameter called “callback” and the endpoint will then return your payload back to you with the content type of JSON allowing it to bypass the SOP. Since the JSONP callback will have a JavaScript Content-Type, it can be used as a Service Worker script, and hence an attacker can turn their XSS exploits into a persistent MITM of the entire origin, that will live on even if Oct 7, 2024 · Another example includes an e-commerce site where an attacker exploited a JSONP callback to execute arbitrary JavaScript, bypassing the implemented CSP and enabling XSS attacks. This critical issue has been designated a severity score of 7. One such endpoint is /webclient/imgData/. For more details, see SNYK-JS-ANGULAR-471879. Mar 9, 2020 · JSONP is a way to bypass the same object policy (SOP). Apr 6, 2020 · JSONP Exploit Remediation: Don’t use the JSONP callback function on the sensitive endpoints. , across one or more routers). By leveraging this vulnerability, an attacker can send sensitive data from a victim's browser to a different domain, potentially leading to unauthorized access or data leakage. The commit diff shows the vulnerability was patched by adding a regex check (VALID_JS_VARIABLE) to the 'wrap' function in views. This can lead to security vulnerabilities if the JSON data contains sensitive information. Jan 5, 2011 · New Features $http: a JSONP callback must be specified by jsonpCallbackParam config This fixes a Medium Severity JSONP Callback Attack vulnerability. nvd. Vulnerability-Lab or its suppliers are not liablein any case of damage, including direct, indirect, incidental, consequential loss of business profits or special damages, even if Vulnerability-Labor its suppliers have been advised of the possibility of such damages. There is currently no escaping or validation of the callback parameter that can be passed to various OMERO. 2 days ago · In the early days of web development, the **Same-Origin Policy (SOP)**—a critical security measure restricting web pages from making requests to a different domain—posed a significant challenge for cross-domain data sharing. For example, only certain characters like a-zA-Z. json endpoint leads to information disclosure despite user's privacy settings Vulnerability: Injection Type: JSON Array Injection Both are not enabled by default in Spring Framework nor Spring Boot, however, when MappingJackson2JsonView is configured in an application, JSONP support is automatically ready to use through the "jsonp" and "callback" JSONP parameters, enabling cross-domain requests. Breaking Changes $http: A JSONP callback must be specified by jsonpCallbackParam config. These examples highlight the importance of thorough CSP configuration and regular security audits. The data is the JSON data passed into the callback function. Overview A security vulnerability was identified in FOSRestBundle versions 1. Security Risk: ============== The security risk of the vulnerability in the android id login web-application is estimated as high. JSONP is an unofficial protocol that allows making cross domain calls by generating script tags in the current document and expecting a result back to calls a specified callback handler. (CVE-2018-11040) Aug 16, 2018 · Lukasz D. x / 2. 121. 1MEDIUM Overview Affected versions of this package are vulnerable to JSONP Callback Attack. Escalating to Remote Code Execution (RCE) The Google IDX exploit’s brilliance was in escalating XSS to Sep 1, 2023 · Insecure 3rd party endpoints with JSONP callbacks allowed Many websites provide endpoints which support JSONP callbacks, which basically allow attackers to specify a callback function after receiving json response in the url itself which is included as a parameter for eg &callback=alert(1). The web application does not, or can not 0x02-JSONP hijack JSONP is full of JSON with padding, is based on a solution that is generated to resolve cross-domain request resources based on JSON format. Learn more about known angular 1. Exploitation is typically straightforward for an attacker who can control the JSONP callback or URL. The browser fetches the script element from the external domain. Talk about JSONP cross -domain vulnerability CSRF (Cross Site Request Forgery) Cross -site request for fake, a type of attack method of holding a non -original operation on the current login web application is Website trust in users, CSRF uses it Website trust in user web browser。 Jul 8, 2014 · This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2956. php to return arbitrary The vulnerable component is bound to the network stack and the set of possible attackers extends beyond the other options listed below, up to and including the entire Internet. 6. x Cross Site Scripting The rosetta-flash vulnerability in hapi allows malicious actors to abuse JSONP endpoints to perform cross-domain data exfiltration. The resulting alphanumeric-only SWF file is then used as the callback parameter of a JSONP call. A Content Security Policy (CSP) is a security feature that helps prevent cross-site scripting (XSS), data injection attacks, and other code-injection vulnerabilities in web applications. Jul 12, 2023 · This URL makes a request to the JSONP endpoint with the callback query parameter set to attackerFunction. a user-controlled parameter reflected in a JS context) is controllable by an attacker by p Jul 4, 2007 · Here's the JSONP code that uses the code I mentioned in my last post. rules) * 1:31392 <-> ENABLED <-> FILE-FLASH Adobe Jul 8, 2014 · Adobe patched Flash Player today, adding validation checks to the software so that it rejects malicious content from vulnerable JSONP callback APIs. Using CWE to declare the problem leads to CWE-352. For instance, we have an endpoint, which displays user wallet data https://user. 3 and possibly other versions, as used in eyeOS 2. Such a vulnerability is often termed “remotely exploitable” and can be thought of as an attack being exploitable at the protocol level one or more network hops away (e. com. JSONP (JSON with padding) is a method used to request data from a server residing in a different domain than the client. How JSONP works? The client-side script generates a unique callback function name. Because JSONP by default designed to bypass the same-origin policy. Jan 18, 2017 · JSONP injection is a lesser known but quite widespread and dangerous vulnerability and it surfaced in the last years due to the high rate of adoption of JSON, web APIs and the urging need for cross-domain communications. Mar 13, 2015 · If the URL includes the string "callback=?" (or similar, as defined by the server-side API), the request is treated as JSONP instead. The script searches for callback functions in the response to detect JSONP endpoints. 0-rc. Jul 10, 2015 · Restrict the callback input by a whitelist and disallow special chars on server-side or client-side GET method requests. remove () callback in the rtsx_pcr PCI driver leads to a kernel crash due to an unhandled page fault [1]. May 21, 2024 · What is CVE-2024-35180? OMERO. An attacker can leverage this to bypass the Same-Origin Policy and potentially steal sensitive information or perform unauthorized actions. Sounds clever, right? But here’s the catch: if the website doesn’t carefully control what function name it uses, someone can Jul 22, 2023 · Principle: The client sends a cross-domain request through the request script tag, and then the server outputs JSON data and executes the callback function. There is currently no escaping or validation of the `callback` parameter that can be passed to various OMERO. The vulnerability affects versions up to and including 5. Any url could perform JSONP requests, allowing full access to the browser and the JavaScript context. However the change was implemented incorrectly validating the callback query param name, rather than its value. Summary Tools Bypass CSP using JSONP Bypass CSP default-src Bypass VULNERABILITY DETAILS Suppose an attacker finds an XSS vulnerability somewhere on a domain, and also finds an XSS vulnerability in a JSONP callback on the same domain. 0 or higher to prevent potential cross-site scripting (XSS) attacks. The client JavaScript code to make a JSONP 21 May 2024 OMERO. Jun 10, 2023 · HTTP API: DOM - XSS on JSONP callback GHSA-gv9r-qcjc-5hj7 published on Mar 27, 2024 by winlinvip High Aug 25, 2014 · A vulnerability was found in Adobe Flash Player 14. Now how we can verify that the API is vulnerable to this JSONP vulnerability. Aug 24, 2025 · Your browser executes it like normal JavaScript, and you have the data. Learn how JSONP enables cross-domain requests in JavaScript, enhancing data interchange and web development. Mar 28, 2024 · 🗓️ 28 Mar 2024 07:15:14 Reported by GitHub_M Type c cve 🔗 web. @kapytein submitted a wonderful report describing an XSSI vulnerability in liberapay. Aug 24, 2015 · AirDroid ID - Client Side JSONP Callback Vulnerability in Online Servic Mar 14, 2015 · Affected versions of this package are vulnerable to JSONP Callback Attack. 2 and Jul 9, 2014 · Adobe has fixed a Rosetta Flash vulnerability by including "additional validation checks to ensure that Flash Player rejects malicious content from vulnerable JSONP callback APIs. The vulnerability allows remote attackers to inject Cross-site scripting (XSS) vulnerability in framework/source/resource/qx/test/jsonp_primitive. SRS's `/api/v1/vhosts/vid-<id>?callback=<payload>` endpoint didn't filter the callback function name which led to injecting malicious javascript payloads and executing XSS ( Cross-Site Scripting).