What is GHSA-vq7f-25r4-mfwj?

GHSA-vq7f-25r4-mfwj is a security advisory published by GitHub Security Advisories with High severity. Out-of-bounds write in Windows Spaceport.sys allows an authorized attacker to execute code locally.

Which CVE IDs does GHSA-vq7f-25r4-mfwj cover?

GHSA-vq7f-25r4-mfwj covers the following CVE IDs: CVE-2026-71345. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-vq7f-25r4-mfwj?

GHSA-vq7f-25r4-mfwj has a CVSS v3 base score of 7.8, published by GitHub Security Advisories.

GHSA-vq7f-25r4-mfwjHighCVSS 7.8

Out-of-bounds write in Windows Spaceport.sys allows an authorized attacker to execute code locally.

Vendor

GitHub Security Advisories

Published

September 8, 2026

Last Modified

September 8, 2026

🔗 CVE IDs covered (1)

CVE-2026-71345 →

📋 Description

Out-of-bounds write in Windows Spaceport.sys allows an authorized attacker to execute code locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-71345
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-71345
https://github.com/advisories/GHSA-vq7f-25r4-mfwj