TeamSpeak 3 Server clientek Handshake assertion_CVE-2026-4392

6.9 / 10

MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X

Description

A vulnerability was detected in TeamSpeak 3 Server up to 3.13.7. This issue affects some unknown processing of the component clientek Handshake Handler. Performing a manipulation of the argument proof results in reachable assertion. Remote exploitation of the attack is possible. Upgrading to version 3.13.8 is capable of addressing this issue. Upgrading the affected component is recommended.

Basic Information

ID CVE-2026-4392

Source VulDB

Published May 27, 2026 at 17:00

Affected Product

Vendor n/a

Product TeamSpeak 3 Server

Version 3.13.0

Affected Versions n/a TeamSpeak 3 Server 3.13.0
n/a TeamSpeak 3 Server 3.13.1
n/a TeamSpeak 3 Server 3.13.2
n/a TeamSpeak 3 Server 3.13.3
n/a TeamSpeak 3 Server 3.13.4
n/a TeamSpeak 3 Server 3.13.5
n/a TeamSpeak 3 Server 3.13.6
n/a TeamSpeak 3 Server 3.13.7

CWE Classification

CWE-617

References

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    "published": "2026-05-27T17:00:09.695Z",
    "modified": "2026-05-27T17:00:09.695Z",
    "type": "cve",
    "title": "TeamSpeak 3 Server clientek Handshake assertion",
    "source": "VulDB",
    "references": "https://vuldb.com/vuln/366316\nhttps://vuldb.com/vuln/366316/cti\nhttps://modzero.com/en/advisories/mz-26-01-teamspeak/\nhttps://files.teamspeak-services.com/docs/security/TS-SA-2026-001.html\nhttps://www.teamspeak.com/en/downloads/#server",
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