Description
TeamViewer Full Client and Host for macOS before version 15.80 contain a business logic error that can allow an authenticated attacker to bypass a configured 2FA for Connections approval flow via Unattended Access and establish a remote connection to an affected macOS host.
Published: 2026-07-29
Score: 8 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

Vendor Solution

Update to the latest version (15.80 or the latest version available)

Tracking

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Advisories

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History

Wed, 29 Jul 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Wed, 29 Jul 2026 14:45:00 +0000

Type Values Removed Values Added
Description TeamViewer Full Client and Host for macOS before version 15.80 contain a business logic error that can allow an authenticated attacker to bypass a configured 2FA for Connections approval flow via Unattended Access and establish a remote connection to an affected macOS host.
Title Bypass of 2FA for Connections via Unattended Access in TeamViewer for macOS
Weaknesses CWE-288
References
Metrics cvssV3_1

{'score': 8, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: TV

Published:

Updated: 2026-07-29T15:07:08.712Z

Reserved: 2026-06-19T10:17:46.376Z

Link: CVE-2026-12703

cve-icon Vulnrichment

Updated: 2026-07-29T15:07:05.457Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-288

    Authentication Bypass Using an Alternate Path or Channel