Description
Spoofing issue in Firefox. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, and Firefox ESR 115.30.
Affected products
mozilla: firefox
References4
- www.mozilla.org/security/advisories/mfsa2025-87/ Vendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-88/ Vendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-89/ Vendor Advisory
- bugzilla.mozilla.org/show_bug.cgi?id=1994164 Permissions Required
Metrics
- CVSS 3.1
-
3.4
LOW
Score source: CNA
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:N - EPSS — exploit probability
- 0% percentile: 14 · as of 10 November 2026
- CWE
- CWE-290
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