PT-2026-33969

CVE-2026-6783

Published

2026-04-21

Updated

2026-08-20

CVSS 3.1

5.3

Medium

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

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 150 Thunderbird versions prior to 150

Description An integer overflow occurs due to incorrect boundary conditions in the Audio/Video: Playback component.

Recommendations Update Firefox to version 150. Update Thunderbird to version 150.

Exploitability

Fix

Impacts

Researchers

Vendors

Affected products

Weakness enumeration

Related identifiers

CLSA-2026-1787115646

OPENSUSE-SU-2026:10626-1

OPENSUSE-SU-2026:11373-1

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