CVE-2026-23567
6.5 · MEDIUMOverview
CVE-2026-23567 is a medium-severity vulnerability affecting teamviewer digital_employee_experience. It was published on January 29, 2026 and has a CVSS 3.1 base score of 6.5 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
An integer underflow in the UDP command handler of the TeamViewer DEX Client (former 1E Client) - Content Distribution Service (NomadBranch.exe) prior version 26.1 for Windows allows an adjacent network attacker to trigger a heap-based buffer overflow and cause a denial-of-service (service crash) via specially crafted UDP packets.
Remediation
Check the references section for vendor advisories and patches from teamviewer. Update digital_employee_experience to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| teamviewer | digital_employee_experience | >= 0, < 26.1 | Affected |
Frequently Asked Questions
What is CVE-2026-23567?
CVE-2026-23567 is a medium-severity vulnerability affecting teamviewer digital_employee_experience. It was published on January 29, 2026 and has a CVSS 3.1 base score of 6.5 (MEDIUM).
How severe is CVE-2026-23567?
This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2026-23567?
Check the references section for vendor advisories and patches from teamviewer. Update digital_employee_experience to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-23567?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-23567 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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