CVE-2026-6869 | Wireshark up to 4.4.14/4.6.4 WebSocket Protocol Dissector improperly controlled sequential memory allocation

April 30, 2026 Yanac

A vulnerability marked as problematic has been reported in Wireshark up to 4.4.14/4.6.4. This issue affects some unknown processing of the component WebSocket Protocol Dissector. The manipulation leads to improperly controlled sequential memory allocation.

This vulnerability is uniquely identified as CVE-2026-6869. The attack is possible to be carried out remotely. No exploit exists.

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