CVE-2026-57187 | Asterisk prior 23.4.1 PJSIP TCP/SDP use after free

October 26, 2026 Yanac

A vulnerability classified as critical has been found in Asterisk. Impacted is an unknown function of the component PJSIP TCP/SDP Handler. This manipulation causes use after free.

This vulnerability is tracked as CVE-2026-57187. The attack is possible to be carried out remotely. No exploit exists.

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