What is GHSA-p7cc-rr8j-52c3?

GHSA-p7cc-rr8j-52c3 is a security advisory published by GitHub Security Advisories with Critical severity. Use after free in Microsoft QUIC allows an unauthorized attacker to execute code over a network.

Which CVE IDs does GHSA-p7cc-rr8j-52c3 cover?

GHSA-p7cc-rr8j-52c3 covers the following CVE IDs: CVE-2026-100219. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-p7cc-rr8j-52c3?

GHSA-p7cc-rr8j-52c3 has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

GHSA-p7cc-rr8j-52c3CriticalCVSS 9.8

Use after free in Microsoft QUIC allows an unauthorized attacker to execute code over a network.

Vendor

GitHub Security Advisories

Published

October 13, 2026

Last Modified

October 13, 2026

🔗 CVE IDs covered (1)

CVE-2026-100219 →

📋 Description

Use after free in Microsoft QUIC allows an unauthorized attacker to execute code over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-100219
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-100219
https://github.com/advisories/GHSA-p7cc-rr8j-52c3