What is GHSA-5mj8-pvv3-mcm4?

GHSA-5mj8-pvv3-mcm4 is a security advisory published by GitHub Security Advisories with Medium severity. Heap-based buffer overflow in Windows Spaceport.sys allows an unauthorized attacker to execute...

Which CVE IDs does GHSA-5mj8-pvv3-mcm4 cover?

GHSA-5mj8-pvv3-mcm4 covers the following CVE IDs: CVE-2026-71349. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-5mj8-pvv3-mcm4?

GHSA-5mj8-pvv3-mcm4 has a CVSS v3 base score of 6.8, published by GitHub Security Advisories.

GHSA-5mj8-pvv3-mcm4MediumCVSS 6.8

Heap-based buffer overflow in Windows Spaceport.sys allows an unauthorized attacker to execute...

Vendor

GitHub Security Advisories

Published

September 8, 2026

Last Modified

September 8, 2026

🔗 CVE IDs covered (1)

CVE-2026-71349 →

📋 Description

Heap-based buffer overflow in Windows Spaceport.sys allows an unauthorized attacker to execute code with a physical attack.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-71349
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-71349
https://github.com/advisories/GHSA-5mj8-pvv3-mcm4