What is GHSA-74jh-9hhr-rxh5?

GHSA-74jh-9hhr-rxh5 is a security advisory published by GitHub Security Advisories with High severity. Insecure default variable initialization in Microsoft QUIC allows an unauthorized attacker to...

Which CVE IDs does GHSA-74jh-9hhr-rxh5 cover?

GHSA-74jh-9hhr-rxh5 covers the following CVE IDs: CVE-2026-103577. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-74jh-9hhr-rxh5?

GHSA-74jh-9hhr-rxh5 has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-74jh-9hhr-rxh5HighCVSS 7.5

Insecure default variable initialization in Microsoft QUIC allows an unauthorized attacker to...

Vendor

GitHub Security Advisories

Published

October 13, 2026

Last Modified

October 13, 2026

🔗 CVE IDs covered (1)

CVE-2026-103577 →

📋 Description

Insecure default variable initialization in Microsoft QUIC allows an unauthorized attacker to bypass a security feature over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-103577
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-103577
https://github.com/advisories/GHSA-74jh-9hhr-rxh5