CVE-2026-117996 | Mozilla Firefox up to 153.5/158 WebRTC array index

October 27, 2026 Yanac

A vulnerability has been found in Mozilla Firefox up to 153.5/158 and classified as critical. The affected element is an unknown function of the component WebRTC. The manipulation leads to improper validation of array index.

This vulnerability is uniquely identified as CVE-2026-117996. The attack is possible to be carried out remotely. No exploit exists.

The affected component should be upgraded.VulDB Recent EntriesRead More