CVE-2025-1937

HIGH

Firefox < 135.0 and 115.21.0-115.* and Thunderbird < 128.8.0 and 128.8-128.* - Memory Corruption

Title source: llm
STIX 2.1

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.

References (8)

Core 8

Scores

CVSS v3 7.5
EPSS 0.0026
EPSS Percentile 49.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-1260
Status published
Products (8)
mozilla/firefox < 115.21.0
mozilla/firefox < 135.0
Mozilla/Firefox 115.21 - 115.*
Mozilla/Firefox 128.8 - 128.*
Mozilla/Firefox 136
mozilla/thunderbird < 128.8.0
Mozilla/Thunderbird 128.8 - 128.*
Mozilla/Thunderbird 136
Published Mar 04, 2025
Tracked Since Feb 18, 2026