What is GHSA-52h6-3xqw-4r8v?

GHSA-52h6-3xqw-4r8v is a security advisory published by GitHub Security Advisories with Critical severity. Incorrect boundary conditions, integer overflow in the Libraries component in NSS. This...

Which CVE IDs does GHSA-52h6-3xqw-4r8v cover?

GHSA-52h6-3xqw-4r8v covers the following CVE IDs: CVE-2026-16389. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-52h6-3xqw-4r8v?

GHSA-52h6-3xqw-4r8v has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

GHSA-52h6-3xqw-4r8vCriticalCVSS 9.8

Incorrect boundary conditions, integer overflow in the Libraries component in NSS. This...

Vendor

GitHub Security Advisories

Published

July 21, 2026

Last Modified

July 22, 2026

🔗 CVE IDs covered (1)

CVE-2026-16389 →

📋 Description

Incorrect boundary conditions, integer overflow in the Libraries component in NSS. This vulnerability was fixed in Firefox 153.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-16389
https://bugzilla.mozilla.org/show_bug.cgi?id=2043887
https://www.mozilla.org/security/advisories/mfsa2026-68
https://github.com/advisories/GHSA-52h6-3xqw-4r8v