CVE-2025-14327
HIGHFirefox < 146.0 and ESR 140.7 - Spoofing in Downloads Panel
Title source: llmDescription
Spoofing issue in the Downloads Panel component. This vulnerability was fixed in Firefox 146, Thunderbird 146, Firefox ESR 140.7, and Thunderbird 140.7.
References (5)
Core 5
Core References
Issue Tracking, Permissions Required
https://bugzilla.mozilla.org/show_bug.cgi?id=1970743
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-92/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-95/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-03/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-05/
Scores
CVSS v3
7.5
EPSS
0.0034
EPSS Percentile
25.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-290
Status
published
Products (6)
mozilla/firefox
< 146.0
Mozilla/Firefox
140.7 - 140.*
Mozilla/Firefox
146
mozilla/thunderbird
< 146.0
Mozilla/Thunderbird
140.7 - 140.*
Mozilla/Thunderbird
146
Published
Dec 09, 2025
Tracked Since
Feb 18, 2026