CVE-2026-100785 | Mozilla Firefox up to 115.41/140.16/153.3/156 Core/HTML use after free

September 29, 2026 Yanac

A vulnerability was found in Mozilla Firefox up to 115.41/140.16/153.3/156. It has been classified as critical. This affects an unknown function of the component Core/HTML Component. The manipulation leads to use after free.

This vulnerability is listed as CVE-2026-100785. The attack may be initiated remotely. There is no available exploit.

Upgrading the affected component is recommended.VulDB Recent EntriesRead More