This vulnerability affects Firefox < 143.0.3.
https://www.securityweek.com/chrome-141-and-firefox-143-patches-fix-high-severity-vulnerabilities/
https://www.mozilla.org/security/advisories/mfsa2025-80/
https://bugzilla.mozilla.org/show_bug.cgi?id=1987481
Source: Mitre, NVD
Published: 2025-09-30
Updated: 2025-10-03
Base Score: 7.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:C/A:N
Severity: High
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS: 0.00018