CVE-2025-1931

high

Description

It was possible to cause a use-after-free in the content process side of a WebTransport connection, leading to a potentially exploitable crash. This vulnerability affects Firefox < 136, Firefox ESR < 115.21, Firefox ESR < 128.8, Thunderbird < 136, and Thunderbird < 128.8.

References

https://www.mozilla.org/security/advisories/mfsa2025-18/

https://www.mozilla.org/security/advisories/mfsa2025-17/

https://www.mozilla.org/security/advisories/mfsa2025-16/

https://www.mozilla.org/security/advisories/mfsa2025-15/

https://www.mozilla.org/security/advisories/mfsa2025-14/

https://bugzilla.mozilla.org/show_bug.cgi?id=1944126

Details

Source: Mitre, NVD

Published: 2025-03-04

Updated: 2025-03-05

Risk Information

CVSS v2

Base Score: 9

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

Severity: High

CVSS v3

Base Score: 7.6

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H

Severity: High