CVE-2026-2802

MEDIUM

Firefox <148 - Memory Corruption

Title source: llm

Description

Race condition in the JavaScript: GC component. This vulnerability affects Firefox < 148 and Thunderbird < 148.

References (3)

Scores

CVSS v3 4.2
EPSS 0.0003
EPSS Percentile 7.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N

Classification

CWE
CWE-362
Status published

Affected Products (2)

mozilla/firefox < 148.0
mozilla/thunderbird < 148.0

Timeline

Published Feb 24, 2026
Tracked Since Feb 24, 2026