What is GHSA-f649-qj8x-m2x6?

GHSA-f649-qj8x-m2x6 is a security advisory published by GitHub Security Advisories with Critical severity. A Time-of-check Time-of-use (TOCTOU) race condition leading to insecure symlink following in...

Which CVE IDs does GHSA-f649-qj8x-m2x6 cover?

GHSA-f649-qj8x-m2x6 covers the following CVE IDs: CVE-2026-68488. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-f649-qj8x-m2x6?

GHSA-f649-qj8x-m2x6 has a CVSS v3 base score of 9.9, published by GitHub Security Advisories.

GHSA-f649-qj8x-m2x6CriticalCVSS 9.9

A Time-of-check Time-of-use (TOCTOU) race condition leading to insecure symlink following in...

Vendor

GitHub Security Advisories

Published

September 10, 2026

Last Modified

September 10, 2026

🔗 CVE IDs covered (1)

CVE-2026-68488 →

📋 Description

A Time-of-check Time-of-use (TOCTOU) race condition leading to insecure symlink following in Plesk causes local privilege escalation to root via arbitrary file/directory ownership takeover.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-68488
https://support.plesk.com/hc/en-us/articles/43248932867351-Vulnerability-in-Plesk-s-Backup-Manager-symlink-race-during-restore-allows-root-privilege-escalation
https://github.com/advisories/GHSA-f649-qj8x-m2x6