CVE-2026-12703

Published Jul 29, 2026

Last updated 24 days ago

CVSS high 8.0
Business logic

Overview

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.
Source
psirt@teamviewer.com
NVD status
Deferred

Risk scores

CVSS 3.1

Type
Secondary
Base score
8
Impact score
6
Exploitability score
1.3
Vector string
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Severity
HIGH

Weaknesses

psirt@teamviewer.com
CWE-288

Social media

Hype score
Not currently trending

Related CVEs

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  2. Check Point SmartConsole Improper Authentication Vulnerability•CVE-2026-16232
  3. Oracle E-Business Suite Improper Privilege Management Vulnerability•CVE-2026-46817
  4. This vulnerability stems from a business logic flaw.Attackers can exploit legitimate application functions in unintended and abnormal ways, deviating from the designer's expectations, to carry out malicious attacks.•CVE-2026-44410
  5. A security vulnerability has been detected in Sanluan PublicCMS 5.202506.d. Impacted is the function TradeOrderController.pay/TradePaymentController.pay/AccountGatewayComponent.pay of the file publiccms-trade/src/main/java/com/publiccms/controller/web/trade/TradeOrderController.java of the component Trade Payment Flow. The manipulation leads to business logic errors. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.•CVE-2026-8738

References

Sources include official advisories and independent security research.