CVE-2026-100802

MEDIUMCVSS 4.3

Description

Uninitialized memory in the Graphics: WebGPU component. This vulnerability was fixed in Thunderbird 157 and Firefox 157.

Timeline

Published:September 29th, 2026 1:17 PM

Last modified:October 19th, 2026 5:49 PM

CVSS Scoring

CVSS v3: 4.3 (MEDIUM)

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

Affected Software

From NVD CPE configuration data

Vendors

mozilla

Products

firefoxthunderbird

Weaknesses (CWE)

References & Reports

Advisories, patches, and third-party reports

Source: NIST NVD · Data may lag official sources by up to one minute