What is GHSA-wwcf-37pw-hpqr?

GHSA-wwcf-37pw-hpqr is a security advisory published by GitHub Security Advisories with High severity. Improper link resolution before file access ('link following') in Windows Resilient File System ...

Which CVE IDs does GHSA-wwcf-37pw-hpqr cover?

GHSA-wwcf-37pw-hpqr covers the following CVE IDs: CVE-2026-83999. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-wwcf-37pw-hpqr?

GHSA-wwcf-37pw-hpqr has a CVSS v3 base score of 7.0, published by GitHub Security Advisories.

GHSA-wwcf-37pw-hpqrHighCVSS 7.0

Improper link resolution before file access ('link following') in Windows Resilient File System ...

Vendor

GitHub Security Advisories

Published

September 8, 2026

Last Modified

September 8, 2026

🔗 CVE IDs covered (1)

CVE-2026-83999 →

📋 Description

Improper link resolution before file access ('link following') in Windows Resilient File System (ReFS) Deduplication Service allows an authorized attacker to elevate privileges locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-83999
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83999
https://github.com/advisories/GHSA-wwcf-37pw-hpqr