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Critical severity9.8NVD Advisory· Published Jul 22, 2025· Updated Apr 13, 2026

CVE-2025-8043

CVE-2025-8043

Description

Focus incorrectly truncated URLs towards the beginning instead of around the origin. This vulnerability was fixed in Firefox 141.

Affected products

2

Mozilla Corporation/Firefox
cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
Range: <141.0
Mozilla Corporation/Thunderbird
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*
Range: <141.0

Patches

0

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

2

bugzilla.mozilla.org/show_bug.cginvdExploitIssue Tracking
www.mozilla.org/security/advisories/mfsa2025-56/nvdVendor Advisory

News mentions

0

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