CVE-2025-1016

Published: Feb 4, 2025Modified: Apr 13, 2026

9.8

Vector

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

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

Memory safety bugs present in Firefox 134, Thunderbird 134, Firefox ESR 115.19, Firefox ESR 128.6, Thunderbird 115.19, and Thunderbird 128.6. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 135, Firefox ESR 115.20, Firefox ESR 128.7, Thunderbird 128.7, and Thunderbird 135.

Affected (5)

Products: Mozilla: Firefox, Thunderbird

Mozilla

2 products

Firefox

Thunderbird

Configuration A

5 vulnerable

Vulnerable Software	Affected Versions
Mozilla Firefox	Before 135.0
Mozilla Firefox	Before 115.20.0
Mozilla Firefox	From 128.1.0 to 128.7.0
Mozilla Thunderbird	From 131.0 to 135.0
Mozilla Thunderbird	From 128.0.1 to 128.7.0