CVE-2026-74989Published
Internally found bugs fixed in Firefox 154
Explicit identifiers and source references
These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.
CVE-2026-74989 · Microsoft / collected KEV context
cve-program · CVE-2026-74989
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=2022257%2C2027351%2C2027380%2C2029289
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=2027388%2C2029750%2C2029794%2C2043298%2C2045126%2C2049810%2C2051741
- https://www.mozilla.org/security/advisories/mfsa2026-74/
- https://www.mozilla.org/security/advisories/mfsa2026-78/
Related operational evidence
Explicit CVE identifiers- Internally found bugs fixed in Firefox 154 · Advisory content revised · 28 Oct 2026