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Vulnerability record · CVE-2022-50931 · published 13 January 2026

CVE-2022-50931: Teamspeak incorrect permission assignment vulnerability

Teamspeak · Teamspeak

TeamSpeak 3.5.6 contains an insecure file permissions vulnerability that allows local attackers to replace executable files with malicious binaries. Attackers can replace system executables like ts3client_win32.exe with custom files to potentially gain SYSTEM or Administrator-level access.

8.5 CVSS 4.0 High EPSS 0.23% · top 88.0% CWE-732 · Incorrect permission assignment
8.5CVSS 4.0 base score
0.23%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

TeamSpeak 3.5.6 contains an insecure file permissions vulnerability that allows local attackers to replace executable files with malicious binaries. Attackers can replace system executables like ts3client_win32.exe with custom files to potentially gain SYSTEM or Administrator-level access.

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.exploit-db.com/exploits/50743 ExploitThird Party Advisory
https://www.teamspeak.com Product
https://www.teamspeak.com/en/downloads Product
https://www.vulncheck.com/advisories/teamspeak-insecure-file-permissions Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2022-50931), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.