CVE-2026-82813: BEN Group TubeBuddy for YouTube Extension

BEN Group TubeBuddy for YouTube Extension tubebuddymaster1.js TBGlobal.GetToken data authenticity

CVSS 5.3 MediumEPSS 0.0022 · 12th percentile

Published by the CVE Program (CNA: VulDB) at 31 Aug 2026, 17:15 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
BEN Group	TubeBuddy for YouTube Extension	affected 5.8.0 affected 5.8.1 affected 5.8.2 affected 5.8.3 affected 5.8.4

Identifiers

CVE-2026-82813

CNA

VulDB

Weakness (CWE)

CWE-345

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
5.3	Medium	4.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P	CNA (VulDB)Used for this record
5.4	Medium	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R	CNA (VulDB)
5.4	Medium	3.0	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R	CNA (VulDB)
6.4	Medium	2.0	AV:N/AC:L/Au:N/C:N/I:P/A:P/E:POC/RL:ND/RC:UR	CNA (VulDB)

CISA KEV Not listed.
EPSS 0.0022, the 12th percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 31 Aug 2026. New records show when each source confirmed them.

Sources

References from the CNA

vuldb.com/vuln/397231 vdb-entrytechnical-description
vuldb.com/vuln/397231/cti signaturepermissions-required
vuldb.com/cve/CVE-2026-82813 third-party-advisory
vuldb.com/submit/875303 third-party-advisory
github.com/xryj920/chrome_extensions/blob/main/BEN%20Group%2C%20Inc.%20TubeBuddy%20for%20YouTube%205.8.4%20allows%20authentication%20token%20overwrite%20through%20an%20unauthenticated%20redirect%20URL%20handler exploitmedia-coverage

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.