CVE-2026-82813 BEN Group TubeBuddy for YouTube Extension tubebuddymaster1.js TBGlobal.GetToken data authenticity

A vulnerability was detected in BEN Group TubeBuddy for YouTube Extension up to 5.8.4 on Chrome. This impacts the function TBGlobal.GetToken of the file tubebuddymaster1.js. The manipulation of the argument t/c/r results in insufficient verification of data authenticity. It is possible to launch...

CVE-2026-82809: Exposure of Sensitive Information to an Unauthorized Actor

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-2026-82813: Insufficient Verification of Data Authenticity

A vulnerability was detected in BEN Group TubeBuddy for YouTube Extension up to 5.8.4 on Chrome. This impacts the function TBGlobal.GetToken of the file tubebuddymaster1.js. The manipulation of the argument t/c/r results in insufficient verification of data authenticity. It is possible to launch...

PT-2026-83901

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-2026-19986: Improper Authorization

A weakness has been identified in Adblock for Youtube Extension up to 7.2.1 on Chrome. The impacted element is the function updateDynamicRules of the file contentscript.js of the component Event Listener. This manipulation of the argument yt-anti-adblock-detected causes improper authorization. It...

Chrome Ad Blocker with 10M+ Installs Found with Dormant Script Injection Capability

An analysis of a popular Google Chrome ad block extension for YouTube has uncovered the ability to execute arbitrary JavaScript code. According to Island, the extension, named Adblock for YouTube, has more than 10 million installs and carries a Featured badge on the Chrome Web Store. The extensio...