HOMEVULNERABILITIESCVE-2025-46266
MEDIUM

CVE-2025-46266

CWE-20Published: December 11, 2025· Updated: Jun 17, 2026

6.5
CVSS v3.1

Official Description

A vulnerability in TeamViewer DEX Client (former 1E Client) - Content Distribution Service (NomadBranch.exe) prior version 25.11 for Windows allows malicious actors to coerce the service into transmitting data to an arbitrary internal IP address, potentially leaking sensitive information.

NVD Source

Technical Analysis

CVE-2025-46266 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 6.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Vendors & Products

Microsoft1 product(s)
windows
teamviewer1 product(s)
digital employee experience
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2025-1005/

All References (1)

→
https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2025-1005/Vendor Advisory

Quick Facts

CVE IDCVE-2025-46266
CVSS Score6.5 / 10
SeverityMEDIUM
WeaknessCWE-20
CISA KEVNo
Affected2 vendor(s)
PublishedDec 11, 2025

Related CVEs (CWE-20)

CVE-2003-1425
10.0
CVE-2026-34910
KEV10.0
CVE-2025-23202
10.0
CVE-2007-6494
10.0
CVE-2025-34060
10.0
CVE-2007-6176
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2025-46266 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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