CVE-2026-82811

A security vulnerability has been detected in Toggl OÜ Toggl Track Extension 4.11.16. This affects an unknown function of the component postMessage Handler. The manipulation leads to origin validation error. It is possible to initiate the attack remotely. The exploit has been disclosed publicly a...

CVE-2026-82809

A security flaw has been discovered in vidIQ Vision for YouTube Extension 3.199.0 on Chrome. The affected element is the function window.addEventListener of the component postMessage Handler. Performing a manipulation of the argument vidiqEvent results in information disclosure. The attack is...

CVE-2026-82811

CVE-2026-82811 affects the Toggl Track Chrome extension (version 4.11.16 ). The vulnerability resides in the extension's postMessage Handler , which fails to properly validate message origins, allowing an attacker to accept forged session-state messages through an unauthenticated handler. The att...

EUVD-2026-68679

A security vulnerability has been detected in Toggl OÜ Toggl Track Extension 4.11.16. This affects an unknown function of the component postMessage Handler. The manipulation leads to origin validation error. It is possible to initiate the attack remotely. The exploit has been disclosed publicly a...

EUVD-2026-68656

A security flaw has been discovered in vidIQ Vision for YouTube Extension 3.199.0 on Chrome. The affected element is the function window.addEventListener of the component postMessage Handler. Performing a manipulation of the argument vidiqEvent results in information disclosure. The attack is...

CVE-2026-82809 vidIQ Vision for YouTube Extension postMessage window.addEventListener information disclosure

A security flaw has been discovered in vidIQ Vision for YouTube Extension 3.199.0 on Chrome. The affected element is the function window.addEventListener of the component postMessage Handler. Performing a manipulation of the argument vidiqEvent results in information disclosure. The attack is...

CVE-2026-82809

vidIQ Vision for YouTube Extension 3.199.0 on Chrome contains an information disclosure vulnerability in the postMessage Handler component, specifically in the window.addEventListener function. Manipulating the vidiqEvent argument allows a remote attacker to access sensitive data without authenti...

EUVD-2023-50481

Malicious code in bioql PyPI...

Cross site scripting

Squidex is an open source headless CMS and content management hub. Affected versions are missing origin verification in a postMessage handler which introduces a Cross-Site Scripting XSS vulnerability. The editor-sdk.js file defines three different class-like functions, which employ a global messa...

CVE-2023-46252 Cross-Site Scripting (XSS) via postMessage Handler in Squidex

Squidex is an open source headless CMS and content management hub. Affected versions are missing origin verification in a postMessage handler which introduces a Cross-Site Scripting XSS vulnerability. The editor-sdk.js file defines three different class-like functions, which employ a global messa...

CVE-2023-46252 Cross-Site Scripting (XSS) via postMessage Handler in Squidex

Squidex is an open source headless CMS and content management hub. Affected versions are missing origin verification in a postMessage handler which introduces a Cross-Site Scripting XSS vulnerability. The editor-sdk.js file defines three different class-like functions, which employ a global messa...

Squidex Cross-Site Scripting Vulnerability

squidex is a Headless CMS and Content Management Center. A cross-site scripting vulnerability exists in Squidex version 7.8.2, which stems from a lack of raw validation in the postMessage handler, leading to a cross-site scripting XSS vulnerability...

Severe Vulnerabilities Reported in Microsoft Azure Bastion and Container Registry

Two "dangerous" security vulnerabilities have been disclosed in Microsoft Azure Bastion and Azure Container Registry that could have been exploited to carry out cross-site scripting XSS attacks. "The vulnerabilities allowed unauthorized access to the victim's session within the compromised Azure...

Lyst: DOM XSS on http://talks.lystit.com

Description DOM XSS can be achieved via a postMessage due to an insecure postMessage handler being registered. POC 1. Visit https://gamer7112.com/lyst1.html 2. Click the link 3. View alert Vulnerable Code Located at http://talks.lystit.com/data-saloon-presentation/plugin/notes/notes.html javascri...

Shopify: H1514 DOM XSS on checkout.shopify.com via postMessage handler on /:id/sandbox/google_maps

Description: The /:id/sandbox/googlemaps and /:id/sandbox/googleautocomplete routes on checkout.shopify.com are used to render the Google Map on the "Order Status" page as well as the address prediction on checkout pages. The page performs origin validation on incoming postMessages making sure th...