KLA90991 Multiple vulnerabilities in Mozilla Firefox

Multiple vulnerabilities were found in Mozilla Firefox. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, obtain sensitive information, spoof user interface. Below is a complete list of vulnerabilities: 1. A remote...

CVE-2026-2433

The RSS Aggregator – RSS Import, News Feeds, Feed to Post, and Autoblogging plugin for WordPress is vulnerable to DOM-Based Cross-Site Scripting via postMessage in all versions up to, and including, 5.0.11. This is due to the plugin's admin-shell.js registering a global message event listener...

CVE-2026-2433 RSS Aggregator – RSS Import, News Feeds, Feed to Post, and Autoblogging <= 5.0.11 - Unauthenticated DOM-Based Reflected Cross-Site Scripting via postMessage

The RSS Aggregator – RSS Import, News Feeds, Feed to Post, and Autoblogging plugin for WordPress is vulnerable to DOM-Based Cross-Site Scripting via postMessage in all versions up to, and including, 5.0.11. This is due to the plugin's admin-shell.js registering a global message event listener...

CVE-2026-2433

The RSS Aggregator – RSS Import, News Feeds, Feed to Post, and Autoblogging plugin for WordPress is vulnerable to DOM-Based Cross-Site Scripting via postMessage in all versions up to, and including, 5.0.11. This is due to the plugin's admin-shell.js registering a global message event listener...

PT-2026-23847

The RSS Aggregator – RSS Import, News Feeds, Feed to Post, and Autoblogging plugin for WordPress is vulnerable to DOM-Based Cross-Site Scripting via postMessage in all versions up to, and including, 5.0.11. This is due to the plugin's admin-shell.js registering a global message event listener...

CVE-2026-26861

CleverTap Web SDK version 1.15.2 and earlier is vulnerable to Cross-Site Scripting XSS via window.postMessage. The handleCustomHtmlPreviewPostMessageEvent function in src/util/campaignRender/nativeDisplay.js performs insufficient origin validation using the includes method, which can be bypassed ...

CVE-2026-26862

CleverTap Web SDK version 1.15.2 and earlier is vulnerable to DOM-based Cross-Site Scripting XSS via window.postMessage in the Visual Builder module. The origin validation in src/modules/visualBuilder/pageBuilder.js lines 56-60 uses the includes method to verify the originUrl contains...

Cross-site Scripting (XSS)

Overview clevertap-web-sdk is a Affected versions of this package are vulnerable to Cross-site Scripting XSS via the handleCustomHtmlPreviewPostMessageEvent function due to insufficient origin validation using the includes method. An attacker can execute arbitrary scripts in the context of the...

EUVD-2026-9038

CleverTap Web SDK version 1.15.2 and earlier is vulnerable to Cross-Site Scripting XSS via window.postMessage. The handleCustomHtmlPreviewPostMessageEvent function in src/util/campaignRender/nativeDisplay.js performs insufficient origin validation using the includes method, which can be bypassed ...

CleverTap Web SDK is vulnerable to DOM-based XSS via handleCustomHtmlPreviewPostMessageEvent function

CleverTap Web SDK version 1.15.2 and earlier is vulnerable to Cross-site Scripting XSS via window.postMessage. The handleCustomHtmlPreviewPostMessageEvent function in src/util/campaignRender/nativeDisplay.js performs insufficient origin validation using the includes method, which can be bypassed ...

CleverTap Web SDK is vulnerable to DOM-based Cross-Site Scripting (XSS) via window.postMessage

CleverTap Web SDK version 1.15.2 and earlier is vulnerable to DOM-based Cross-Site Scripting XSS via window.postMessage in the Visual Builder module. The origin validation in src/modules/visualBuilder/pageBuilder.js lines 56-60 uses the includes method to verify the originUrl contains...

GHSA-J5MF-6RH3-RHGG CleverTap Web SDK is vulnerable to DOM-based XSS via handleCustomHtmlPreviewPostMessageEvent function

CleverTap Web SDK version 1.15.2 and earlier is vulnerable to Cross-site Scripting XSS via window.postMessage. The handleCustomHtmlPreviewPostMessageEvent function in src/util/campaignRender/nativeDisplay.js performs insufficient origin validation using the includes method, which can be bypassed ...

PT-2026-22366

Name of the Vulnerable Software and Affected Versions CleverTap Web SDK versions 1.15.2 and earlier Description The CleverTap Web SDK is susceptible to a Cross-Site Scripting XSS issue through the window.postMessage functionality. The handleCustomHtmlPreviewPostMessageEvent function, located in...

CVE-2026-26862

CleverTap Web SDK version 1.15.2 and earlier is vulnerable to DOM-based Cross-Site Scripting XSS via window.postMessage in the Visual Builder module. The origin validation in src/modules/visualBuilder/pageBuilder.js lines 56-60 uses the includes method to verify the originUrl contains...

CVE-2026-26862

CVE-2026-26862 affects CleverTap Web SDK

PT-2026-22368

Name of the Vulnerable Software and Affected Versions CleverTap Web SDK versions 1.15.2 and earlier Description The CleverTap Web SDK is susceptible to a DOM-based Cross-Site Scripting XSS issue. This occurs due to insufficient origin validation within the Visual Builder module, specifically in t...

CVE-2026-2345 Insufficient Origin Validation in Proctorio Chrome Extension postMessage Handlers

Proctorio Chrome Extension is a browser extension used for online proctoring. The extension contains multiple window.addEventListener'message', ... handlers that do not properly validate the origin of incoming messages. Specifically, an internal messaging bridge processes messages based solely on...

CVE-2026-2345 Insufficient Origin Validation in Proctorio Chrome Extension postMessage Handlers

Proctorio Chrome Extension is a browser extension used for online proctoring. The extension contains multiple window.addEventListener'message', ... handlers that do not properly validate the origin of incoming messages. Specifically, an internal messaging bridge processes messages based solely on...

CVE-2026-25892

Adminer is open-source database management software. Adminer v5.4.1 and earlier has a version check mechanism where adminer.org sends signed version info via JavaScript postMessage, which the browser then POSTs to ?script=version. This endpoint lacks origin validation and accepts POST data from a...

CVE-2021-41038

In versions of the @theia/plugin-ext component of Eclipse Theia prior to 1.18.0, Webview contents can be hijacked via postMessage...