What is GHSA-j9qr-gj45-j8p8?

GHSA-j9qr-gj45-j8p8 is a security advisory published by GitHub Security Advisories with Critical severity. External control of file name or path in Skype for Business allows an unauthorized attacker to...

Which CVE IDs does GHSA-j9qr-gj45-j8p8 cover?

GHSA-j9qr-gj45-j8p8 covers the following CVE IDs: CVE-2026-66302. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-j9qr-gj45-j8p8?

GHSA-j9qr-gj45-j8p8 has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

GHSA-j9qr-gj45-j8p8CriticalCVSS 9.8

External control of file name or path in Skype for Business allows an unauthorized attacker to...

Vendor

GitHub Security Advisories

Published

September 8, 2026

Last Modified

September 8, 2026

🔗 CVE IDs covered (1)

CVE-2026-66302 →

📋 Description

External control of file name or path in Skype for Business allows an unauthorized attacker to execute code over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-66302
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66302
https://github.com/advisories/GHSA-j9qr-gj45-j8p8