CVE-2026-4391 — TeamSpeak 3 Server ECC Key heap-based overflow
A security vulnerability has been detected in TeamSpeak 3 Server up to 3.13.7. This vulnerability affects unknown code of the component ECC Key Parser. Such manipulation leads t…
Published: 2026-05-27 · CVSS: 6.9 · CVSS 4.0
A security vulnerability has been detected in TeamSpeak 3 Server up to 3.13.7. This vulnerability affects unknown code of the component ECC Key Parser. Such manipulation leads to heap-based buffer overflow. The attack may be launched remotely. Upgrading to version 3.13.8 is able to resolve this issue. It is suggested to upgrade the affected component.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7