CVE-2026-6755

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: postMessage component...

PT-2026-37156

Name of the Vulnerable Software and Affected Versions locize versions prior to 4.0.21 Description The locize client SDK registers a window.addEventListener"message", … handler that dispatches to internal handlers such as editKey, commitKey, commitKeys, isLocizeEnabled, and requestInitialize witho...

CVE-2026-6755

Mitigation bypass in the DOM: postMessage component. This vulnerability was fixed in Firefox 150 and Thunderbird 150...

UBUNTU-CVE-2026-6755

Mitigation bypass in the DOM: postMessage component. This vulnerability was fixed in Firefox 150 and Thunderbird 150...

CVE-2026-6755

Mitigation bypass in the DOM: postMessage component. This vulnerability was fixed in Firefox 150 and Thunderbird 150...

CVE-2026-6755

Mitigation bypass in the DOM: postMessage component. This vulnerability was fixed in Firefox 150 and Thunderbird 150...

CVE-2026-6755

The Mozilla Firefox web browser and Mozilla Thunderbird email client are affected by a mitigation bypass in the DOM: postMessage component. This vulnerability allows a malicious actor to remotely trigger a service failure . The issue has been resolved in Firefox 150 and Thunderbird 150 . Exploita...

CVE-2026-6755 Mitigation bypass in the DOM: postMessage component

Mitigation bypass in the DOM: postMessage component. This vulnerability was fixed in Firefox 150 and Thunderbird 150...

CVE-2026-6755: Cross-Site Request Forgery (CSRF)

Mitigation bypass in the DOM: postMessage component. This vulnerability was fixed in Firefox 150 and Thunderbird 150...

KLA90994 Multiple vulnerabilities in Mozilla Thunderbird

Multiple vulnerabilities were found in Mozilla Thunderbird. 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...

Mozilla -- Mitigation bypass

https://bugzilla.mozilla.org/showbug.cgi?id=1880429 reports: Mitigation bypass in the DOM: postMessage component...

PT-2026-33941

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 150 Thunderbird versions prior to 150 Description A mitigation bypass exists in the DOM postMessage component. Recommendations Update to version 150 or later...

WordPress RSS Aggregator - RSS Import, News Feeds, Feed to Post, and Autoblogging plugin <= 5.0.11 - Unauthenticated DOM-Based Reflected Cross-Site Scripting via postMessage vulnerability

WordPress RSS Aggregator - RSS Import, News Feeds, Feed to Post, and Autoblogging plugin = 5.0.11 - Unauthenticated DOM-Based Reflected Cross-Site Scripting via postMessage vulnerability discovered by Osvaldo Noe Gonzalez Del Rio Os - cyberdogzmarketing.com | krei.dev | ogbuilders.io in WordPress...

EUVD-2026-10137

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 CVE-2026-2433 entry concerns the WordPress plugin RSS Aggregator (RSS Import, News Feeds, Feed to Post, Autoblogging) up to version 5.0.11. The root cause is a DOM-based XSS via postMessage arising from admin-shell.js: a global message listener is registered without origin validation, and use...

CVE-2026-2433: Improper Neutralization of Input During Web Page Generation

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...

GHSA-JFRQ-HJ9F-C8QX 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...

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-2026-26861

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 ...