medium5.3
CVE-2026-4391
A security vulnerability has been detected in TeamSpeak 3 Server up to 3.13.7.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| TeamSpeak | TeamSpeak 3 Server | before 3.13.7. |
Versions were read from the advisory text. No structured product data has been published for this record yet.