What’s Vulnerable › Vulnerabilities
CVE-2026-23563: Privilege escalation in TeamViewer DEX via DeleteFileByPath instruction
- Severity: high (CVSS 7.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-01-29 · updated 2026-06-17
- Weakness: CWE-59
Description
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.
Affected products
- TeamViewer Digital Employee Experience: before 26.1 — fixed in 26.1
How to fix
Upgrade to a fixed version: TeamViewer Digital Employee Experience 26.1. Check the vendor advisory for mitigations.
References
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