CVE-2026-16405 | Mozilla Firefox up to 140.12/152 WebSockets information disclosure

July 21, 2026 Yanac

A vulnerability categorized as problematic has been discovered in Mozilla Firefox up to 140.12/152. This impacts an unknown function of the component WebSockets. Such manipulation leads to information disclosure.

This vulnerability is documented as CVE-2026-16405. The attack can be executed remotely. There is not any exploit available.VulDB Recent EntriesRead More