What is GHSA-6hj5-4cv5-f46x?

GHSA-6hj5-4cv5-f46x is a security advisory published by GitHub Security Advisories with High severity. A flaw was found in libgnutls. A remote attacker, by sending an extremely short premaster secret...

Which CVE IDs does GHSA-6hj5-4cv5-f46x cover?

GHSA-6hj5-4cv5-f46x covers the following CVE IDs: CVE-2026-5260. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-6hj5-4cv5-f46x?

GHSA-6hj5-4cv5-f46x has a CVSS v3 base score of 8.2, published by GitHub Security Advisories.

GHSA-6hj5-4cv5-f46xHighCVSS 8.2

A flaw was found in libgnutls. A remote attacker, by sending an extremely short premaster secret...

Vendor

GitHub Security Advisories

Published

May 27, 2026

Last Modified

May 27, 2026

🔗 CVE IDs covered (1)

CVE-2026-5260 →

📋 Description

A flaw was found in libgnutls. A remote attacker, by sending an extremely short premaster secret during an RSA key exchange to a server using an RSA key backed by a PKCS#11 token, could trigger a short heap overread. This memory corruption vulnerability could lead to information disclosure.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-5260
https://access.redhat.com/security/cve/CVE-2026-5260
https://bugzilla.redhat.com/show_bug.cgi?id=2467450
https://github.com/advisories/GHSA-6hj5-4cv5-f46x