CVE-2025-1937

Published: Mar 4, 2025Modified: Oct 5, 2026

7.5

Vector

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

Exploitability: 1.6 / Impact: 5.9

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

Memory safety bugs present in Firefox 135, Thunderbird 135, Firefox ESR 115.20, Firefox ESR 128.7, and Thunderbird 128.7. 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 136, Firefox ESR 115.21, Firefox ESR 128.8, Thunderbird 136, and Thunderbird 128.8.

Affected (5)

Products: Mozilla: Firefox, Thunderbird

Mozilla

2 products

Firefox

Thunderbird

Configuration A

5 vulnerable

Vulnerable Software	Affected Versions
Mozilla Firefox	version < 135.0
Mozilla Firefox	version < 115.21.0
Mozilla Firefox	version < 128.8.0
Mozilla Thunderbird	version < 128.8.0
Mozilla Thunderbird	129.0 ≤ version < 136.0