Privilege escalation in TeamViewer DEX via DeleteFileByPath instruction_CVE-2026-23563

5.7 / 10

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:H/A:H

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.

Basic Information

ID CVE-2026-23563

Source TV

Published Jan 29, 2026 at 08:39

Affected Product

Vendor TeamViewer

Product DEX

Affected Versions TeamViewer DEX 0

CWE Classification

CWE-59

References

www.teamviewer.com /en/resources/trust-center/security-bulletins/tv-2026-1002/

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    "published": "2026-01-29T08:39:56.105Z",
    "modified": "2026-01-29T08:39:56.105Z",
    "type": "cve",
    "title": "Privilege escalation in TeamViewer DEX via DeleteFileByPath instruction",
    "source": "TV",
    "references": "https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1002/",
    "id": "CVE-2026-23563",
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