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Windows CVE-2026-23563

MEDIUM
Improper Link Resolution Before File Access (CWE-59)
2026-01-29 psirt@teamviewer.com
5.7
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
5.7 MEDIUM
AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
High
Privileges Required
High
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 22:00 vuln.today
CVE Published
Jan 29, 2026 - 09:16 nvd
MEDIUM 5.7

DescriptionCVE.org

Improper Link Resolution Before File Access (invoked by 1E‑Explorer‑TachyonCore‑DeleteFileByPath instruction) in TeamViewer DEX - 1E Client before version 26.1 on Windows allows a low‑privileged local attacker to delete protected system files via a crafted RPC control junction or symlink that is followed when the delete instruction executes.

AnalysisAI

Digital Employee Experience versions up to 26.1 is affected by improper link resolution before file access (CVSS 5.7).

Technical ContextAI

This vulnerability (CWE-59: Improper Link Resolution Before File Access) affects Digital Employee Experience. Improper Link Resolution Before File Access (invoked by 1E‑Explorer‑TachyonCore‑DeleteFileByPath instruction) in TeamViewer DEX - 1E Client before version 26.1 on Windows allows a low‑privileged local attacker to delete protected system files via a crafted RPC control junction or symlink that is followed when the delete instruction executes.

RemediationAI

Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.

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CVE-2026-23563 vulnerability details – vuln.today

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