CVE-2026-18809 | Mozilla Firefox/Firefox Focus up to 153.0.2 information disclosure

August 4, 2026 Yanac

A vulnerability classified as problematic was found in Mozilla Firefox and Firefox Focus up to 153.0.2. Affected by this issue is some unknown functionality. Such manipulation leads to information disclosure.

This vulnerability is documented as CVE-2026-18809. The attack can be executed remotely. There is not any exploit available.

Upgrading the affected component is advised.VulDB Recent EntriesRead More