# CVE-2026-82813

## Summary

- **CVE ID:** CVE-2026-82813
- **Severity:** MEDIUM
- **CVSS Score:** 6.4 (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)
- **CWE:** CWE-345
- **Published:** Aug 31, 2026
- **Last Modified:** Aug 31, 2026

## Description

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 Products

- BEN Group — TubeBuddy for YouTube Extension (5.8.0)
- BEN Group — TubeBuddy for YouTube Extension (5.8.1)
- BEN Group — TubeBuddy for YouTube Extension (5.8.2)
- BEN Group — TubeBuddy for YouTube Extension (5.8.3)
- BEN Group — TubeBuddy for YouTube Extension (5.8.4)

## References

- [CNA](https://vuldb.com/vuln/397231)
- [CNA](https://vuldb.com/vuln/397231/cti)
- [CNA](https://vuldb.com/cve/CVE-2026-82813)
- [CNA](https://vuldb.com/submit/875303)
- [CNA](https://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)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.15%
- **EPSS Percentile:** 4.5

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._