CVE-2026-4391
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.
Published:May 27, 2026
Last Modified:May 27, 2026
EPS:May 27, 2026
EPSS Score:
CVSS Score:5.3
Affected Products
Vendor
Product
Action
Vendor
Teamspeak 3 Server
Product
Teamspeak 3 Server
Teamspeak 3 Server
Teamspeak 3 Server
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
