CVE-2026-92377 Local Privilege Escalation via DLL Sideloading in TeamViewer Patch Management for Windows
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-92377?
CVE-2026-92377 is a high-severity vulnerability in TeamViewer Full Client, published on 27 Oct 2026.
Official description
Improper access control in the Patch Management update mechanism of TeamViewer Full Client and Host for Windows prior to version 15.82 allows a local authenticated attacker with low privileges to supply a signed executable through a forged IPC response and cause it to load a malicious DLL from a user-writable temporary directory. Successful exploitation results in arbitrary code execution with NT AUTHORITY\SYSTEM privileges.
Weakness: CWE-732
Which versions are affected by CVE-2026-92377?
How do I fix CVE-2026-92377?
No fix has been published for CVE-2026-92377 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-92377 being exploited?
There is no known exploitation of CVE-2026-92377 in the wild and no public exploit code.
Sources
Also known as GHSA-vxc2-f44m-mw78.