CVE-2026-124942 | Mozilla Firefox up to 153.6/159 Streams use after free

A vulnerability was found in Mozilla Firefox up to 153.6/159. It has been rated as critical. Affected by this vulnerability is an unknown functionality of the component Streams. This manipulation causes use after free.

This vulnerability is handled as CVE-2026-124942. The attack can be initiated remotely. There is not any exploit available.

Upgrading the affected component is advised.VulDB Recent EntriesRead More