CVE-2026-113400

Uninitialized memory in the Audio/Video: cubeb component

Published Oct 20, 2026 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed
Description
Uninitialized memory in the Audio/Video: cubeb component. This vulnerability was fixed in Firefox 158.0.1 and Thunderbird 158.0.1.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Mozilla
Mozilla firefox
Vendors & Products Mozilla
Mozilla firefox
Type Values Removed Values Added
Description Uninitialized memory in the Audio/Video: cubeb component. This vulnerability was fixed in Firefox 158.0.1. Uninitialized memory in the Audio/Video: cubeb component. This vulnerability was fixed in Firefox 158.0.1 and Thunderbird 158.0.1.
References
Type Values Removed Values Added
Weaknesses CWE-758
Type Values Removed Values Added
Weaknesses CWE-457
CWE-758
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Uninitialized memory in the Audio/Video: cubeb component. This vulnerability was fixed in Firefox 158.0.1.
Title Uninitialized memory in the Audio/Video: cubeb component
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mozilla
Published
Updated
Oct 20, 2026, 7:14 PM
Reserved
Oct 20, 2026, 6:00 AM
Status
Awaiting Analysis
Published
Oct 20, 2026, 1:16 PM
Modified
Oct 20, 2026, 8:17 PM