CVE-2026-92374 TeamViewer Full Client and Host - Privilege Escalation

TeamViewer Full Client and Host < 15.83 for macOS contain a TOCTOU race condition and improper symbolic link handling in the privileged helper, letting local low-privilege attackers bypass installer verification and escalate privileges to root.

CVSS base score 7.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.09% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Privilege Escalation
Impact
Privilege Escalation
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
27 October 2026
Updated
29 October 2026
Weakness
CWE-367

Vendor fix

Update to version 15.83 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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