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High 7.8Published Oct 27, 2026

CVE-2026-92374Privilege Escalation via Insecure Package Handling in TeamViewer Full Client and Host for macOS

Updated under an hour ago ()

Does this affect you?

It affects TeamViewer Full Client and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

A time-of-check time-of-use (TOCTOU) race condition combined with improper symbolic link handling in the privileged helper of TeamViewer Full Client and Host prior to version 15.83 for macOS allows a local attacker with low privileges to bypass installer package verification and install a malicious package. Successful exploitation can lead to local privilege escalation to root.

CVSS
7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-367
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
TV
NVD analysis
Awaiting Analysis
Record last updated
Oct 27, 2026
First seen by InfoSec Signals
Oct 27, 2026

Affected products

Affected products
TeamViewer Full Client
teamviewer:full_client (from the name)
before 15.83; from 14.7.0 before 14.7.48868; from 13.2.0 before 13.2.154007
CNA record
TeamViewer Host
teamviewer:host (from the name)
before 15.83; from 14.7.0 before 14.7.48868; from 13.2.0 before 13.2.154007
CNA record

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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