Vulnerability in Teamviewer Full Client
CVE-2025-44002
Race Condition in the Directory Validation Logic in the TeamViewer Full Client and Host prior version 15.69 on Windows allows a local non-admin user to create arbitrary files with SYSTEM privileges, potentially leading to a denial-of-service condition, via symbolic link manipulation during directory verification.
Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)
EPSS: 0.001 (0.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H.
Affected products
- Teamviewer Full Client — versions 11.0.0
- Teamviewer Host — versions 11.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
Frequently asked questions
- What is CVE-2025-44002?
- CVE-2025-44002 is a medium-severity vulnerability in Teamviewer Full Client, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 6.1/10. Published 2025-08-26.
- How severe is CVE-2025-44002?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2025-44002 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.