What is GHSA-33v9-jfq7-pmxc?

GHSA-33v9-jfq7-pmxc is a security advisory published by GitHub Security Advisories with Medium severity. Spoofing issue in the Address Bar component. This vulnerability was fixed in Firefox 153.

Which CVE IDs does GHSA-33v9-jfq7-pmxc cover?

GHSA-33v9-jfq7-pmxc covers the following CVE IDs: CVE-2026-16403. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-33v9-jfq7-pmxc?

GHSA-33v9-jfq7-pmxc has a CVSS v3 base score of 6.5, published by GitHub Security Advisories.

GHSA-33v9-jfq7-pmxcMediumCVSS 6.5

Spoofing issue in the Address Bar component. This vulnerability was fixed in Firefox 153.

Vendor

GitHub Security Advisories

Published

July 21, 2026

Last Modified

July 22, 2026

🔗 CVE IDs covered (1)

CVE-2026-16403 →

📋 Description

Spoofing issue in the Address Bar component. This vulnerability was fixed in Firefox 153.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-16403
https://bugzilla.mozilla.org/show_bug.cgi?id=1972244
https://www.mozilla.org/security/advisories/mfsa2026-68
https://github.com/advisories/GHSA-33v9-jfq7-pmxc