Security Vulnerabilities fixed in Firefox 138.0.4 — Mozilla

https://www.mozilla.org/en-US/security/advisories/mfsa2025-36/#CVE-2025-4921

https://x.com/home/status/1923917987003637833

https://x.com/home/status/1923931534421319895

https://x.com/home/status/1924093792757723285