CVE-2026-6757 | Mozilla Firefox up to 149 WebAssembly Remote Code Execution

A vulnerability categorized as critical has been discovered in Mozilla Firefox up to 149. This issue affects some unknown processing of the component WebAssembly. Executing a manipulation can lead to Remote Code Execution.

This vulnerability is registered as CVE-2026-6757. It is possible to launch the attack remotely. No exploit is available.

It is advisable to upgrade the affected component.VulDB Recent EntriesRead More