CVE-2026-23568 Details
Description
An out-of-bounds read vulnerability in the TeamViewer DEX Client (former 1E Client) - Content Distribution Service (NomadBranch.exe) prior version 26.1 for Windows allows an attacker on the adjacent network to cause information disclosure or denial-of-service via a special crafted packet. The leaked memory could be used to bypass ASLR and facilitate further exploitation.
A out-of-bounds read vulnerability has been identified in the TeamViewer DEX Client (formerly 1E Client) Content Distribution Service (NomadBranch.exe) for Windows, prior to version 26.1. This vulnerability allows an attacker on the adjacent network to cause information disclosure or a denial-of-service by sending a specially crafted packet. The leaked memory could be exploited to bypass Address Space Layout Randomization (ASLR) and facilitate further exploitation.
Users are advised to update to the latest version of the TeamViewer DEX Client. Version 26.1 addresses this vulnerability. For installations where the Content Distribution Service is disabled, no action is needed, as these systems are not affected.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jan 29, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1001/ | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-125 | Out-of-bounds Read | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| teamviewer digital employee experience | < 26.1 |
CPE
Remediation
| |
| microsoft windows | All versions |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Feb 11, 2026 | Initial Analysis | [email protected] |
| Jan 29, 2026 | New CVE Received | [email protected] |