CVE-2026-23866 | Facebook WhatsApp on iOS/Android verification of source

A vulnerability classified as problematic was found in Facebook WhatsApp on iOS/Android. The impacted element is an unknown function. Such manipulation leads to improper verification of source of a communication channel.

This vulnerability is uniquely identified as CVE-2026-23866. The attack can be launched remotely. No exploit exists.

Upgrading the affected component is advised.VulDB Recent EntriesRead More