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 the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure.
Affected Software
Event History
Frequently Asked Questions
Who is exposed to this issue?
Chrome users running TubeBuddy for YouTube Extension version 5.8.4 or earlier are affected. The issue is remotely reachable.
What does an attacker need to exploit it?
The attacker does not need prior privileges, but user interaction is required. Exploitation involves manipulating the t, c, or r argument supplied to TBGlobal.GetToken.
How urgent is remediation?
A public exploit is available, which increases the likelihood of exploitation. The reported impact is low integrity and availability impact, with no reported confidentiality impact.
How can I determine whether I am affected?
Check whether TubeBuddy for YouTube Extension is installed in Chrome and identify its version. Versions up to 5.8.4 are within the reported affected range.