CVE-2026-4390 — A weakness has been identified in TeamSpeak 3 Server up to 3.13.7 (CVSS 5.3)

Description

A weakness has been identified in TeamSpeak 3 Server up to 3.13.7. This affects the function process_resend_queue of the component Connection State Management. This manipulation causes use after free. The attack may be initiated remotely. Upgrading to version 3.13.8 is able to mitigate this issue. The affected component should be upgraded.

Affected products and versions

Product	Affected versions	Fixed in
TeamSpeak 3 Server 3.13	3.13.0 → 3.13.7	3.13.8

The 3 CVEs of TeamSpeak 3 Server →

CVE-2026-4392 A vulnerability was detected in TeamSpeak 3 Server up to 3.13.7 6.9 Medium CVE-2026-4391 A security vulnerability has been detected in TeamSpeak 3 Server up to 3.13.7 6.9 Medium

CVE-2026-4390 A weakness has been identified in TeamSpeak 3 Server up to 3.13.7

Description

Affected products and versions

Other CVEs of TeamSpeak 3 Server