PT-2026-2643

CVE-2026-0881

Published

2026-01-13

Updated

2026-10-07

CVSS 3.1

Critical

MetricsAV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 147

Description A sandbox escape exists within the Messaging System component. This allows for a potential security compromise.

Recommendations Update Firefox to version 147 or later.

Exploitability

Fix

Impacts

Researchers

Vendors

Affected products

Weakness enumeration

Related identifiers

CLSA-2026-1787115646

OPENSUSE-SU-2026:10046-1

OPENSUSE-SU-2026:11373-1

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