CVE-2025-8043

Critical

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

mozilla·CWE-451·Published 2025-07-22

CVSS

9.8

EPSS

0.00

KEV

Exploits

cve.orgen

129 chars

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

NVDen

129 chars

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

Las URL truncadas se enfocan incorrectamente al principio en lugar de alrededor del origen. Esta vulnerabilidad afecta a Firefox (versión anterior a la 141) y Thunderbird (versión anterior a la 141).

CVSS metrics across sources

Version	Type	Source	Base	Exp	Impact	Vector
3.1	Primary	cve.org	9.8	—	—	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1	Primary	cve.org	9.8	—	—	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1	Secondary	NVD	9.8	3.9	5.9	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H