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Vulnerability record · CVE-2026-16444 · published 26 August 2026

CVE-2026-16444: Improper neutralization of path traversal sequences in TeamViewer Desktop Clients prior Version 15.81.5 allows…

Improper neutralization of path traversal sequences in TeamViewer Desktop Clients prior Version 15.81.5 allows an authenticated remote session participant to write files to unintended locations on the local file system via file transfer or virtual file clipboard mechanisms. An attacker can leverage this behavior to achieve arbitrary file write and potentially execute code with the privileges of the affected user.

7.5 CVSS 3.1 High EPSS 0.27% · top 83.4% CWE-73 · CWE-73 Deferred
7.5CVSS 3.1 base score
0.27%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
1 Sep 2026Last modified by NVD

Description

Improper neutralization of path traversal sequences in TeamViewer Desktop Clients prior Version 15.81.5 allows an authenticated remote session participant to write files to unintended locations on the local file system via file transfer or virtual file clipboard mechanisms. An attacker can leverage this behavior to achieve arbitrary file write and potentially execute code with the privileges of the affected user.

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

References

LinkTags
https://www.teamviewer.com/de/resources/trust-center/security-bulletins/tv-2026-1008/

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Source: NIST National Vulnerability Database (record CVE-2026-16444), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.