CVE-2025-8038

critical

Description

Thunderbird ignored paths when checking the validity of navigations in a frame. This vulnerability affects Firefox < 141, Firefox ESR < 140.1, Thunderbird < 141, and Thunderbird < 140.1.

References

https://www.mozilla.org/security/advisories/mfsa2025-63/

https://www.mozilla.org/security/advisories/mfsa2025-61/

https://www.mozilla.org/security/advisories/mfsa2025-59/

https://www.mozilla.org/security/advisories/mfsa2025-56/

https://bugzilla.mozilla.org/show_bug.cgi?id=1808979

Details

Source: Mitre, NVD

Published: 2025-07-22

Updated: 2025-09-29

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H