PT-2026-84183 · Mozilla · Firefox+2

·

CVE-2026-84130

·

Published

2026-09-01

·

Updated

2026-09-05

CVSS v3.1

7.5

High

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Name of the Vulnerable Software and Affected Versions Firefox versions prior to 155 Firefox ESR versions prior to 153.2 Thunderbird versions prior to 155 Thunderbird versions prior to 153.2
Description An information disclosure issue exists within the Graphics: WebGPU component. WebGPU is a modern API that provides high-performance graphics and compute capabilities to web applications.
Recommendations Update Firefox to version 155. Update Firefox ESR to version 153.2. Update Thunderbird to version 155. Update Thunderbird to version 153.2.

Fix

Information Disclosure

Found an issue in the description? Have something to add? Feel free to write us 👾

Weakness Enumeration

Related Identifiers

CVE-2026-84130
OPENSUSE-SU-2026:11666-1
OPENSUSE-SU-2026:11677-1

Affected Products

Firefox
Firefox Esr
Thunderbird