CVE-2026-8956 | Mozilla Firefox up to 140.10/150 JAR integer overflow

A vulnerability was found in Mozilla Firefox up to 140.10/150 and classified as critical. This issue affects some unknown processing of the component JAR. Such manipulation leads to integer overflow.

This vulnerability is documented as CVE-2026-8956. The attack can be executed remotely. There is not any exploit available.

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