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CVE-2025-8043
CRITICAL9.8
Description
Focus incorrectly truncated URLs towards the beginning instead of around the origin. This vulnerability was fixed in Firefox 141.
CVE Details
CVSS v3.1 Score9.8
SeverityCRITICAL
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack VectorNETWORK
ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
Published7/22/2025
Last Modified4/13/2026
Sourcenvd
Honeypot Sightings0
Affected Products
mozilla:firefoxmozilla:thunderbird
Weaknesses (CWE)
CWE-451
References
https://bugzilla.mozilla.org/show_bug.cgi?id=1970209(security@mozilla.org)
https://www.mozilla.org/security/advisories/mfsa2025-56/(security@mozilla.org)
IOC Correlations
No correlations recorded
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