What is GHSA-ccg4-hhwp-8337?

GHSA-ccg4-hhwp-8337 is a security advisory published by GitHub Security Advisories with Medium severity. Incorrect authorization in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an...

Which CVE IDs does GHSA-ccg4-hhwp-8337 cover?

GHSA-ccg4-hhwp-8337 covers the following CVE IDs: CVE-2026-62775. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-ccg4-hhwp-8337?

GHSA-ccg4-hhwp-8337 has a CVSS v3 base score of 5.5, published by GitHub Security Advisories.

GHSA-ccg4-hhwp-8337MediumCVSS 5.5

Incorrect authorization in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an...

Vendor

GitHub Security Advisories

Published

August 11, 2026

Last Modified

August 11, 2026

🔗 CVE IDs covered (1)

CVE-2026-62775 →

📋 Description

Incorrect authorization in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to disclose information locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-62775
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62775
https://github.com/advisories/GHSA-ccg4-hhwp-8337