PT-2026-91972 · Mozilla · Firefox+1

CVE-2026-92036

Published

2026-09-15

Updated

2026-09-21

CVSS v3.1

9.8

Critical

Vector

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

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Thunderbird versions prior to 156

Description Incorrect boundary conditions exist within the Networking: HTTP component.

Recommendations Update Firefox to version 156. Update Thunderbird to version 156.

Fix

Buffer Overflow

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CVE-2026-92036

OPENSUSE-SU-2026:11826-1

Firefox

Thunderbird