CVE-2025-14660Public exploitNetwork attack vectorHinoki check available

Unauthorized workspace access via unchecked domain

Published Dec 14, 2025 · Updated Dec 14, 2025

Improper access control in deco CMS MCP Mesh 1.0.0-alpha.31 and earlier allows remote attackers to join arbitrary workspaces. The autoJoinTeam tool trusts its supplied domain when selecting a team without verifying that it matches the caller's email domain. Knowing a workspace domain and reaching the auto-join flow is sufficient to gain membership and its associated workspace access.

CVSS severity5.6
Medium
EPSS probability0.32%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkAvailable
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Summary

What happened

Improper access control in deco CMS MCP Mesh 1.0.0-alpha.31 and earlier allows remote attackers to join arbitrary workspaces. The autoJoinTeam tool trusts its supplied domain when selecting a team without verifying that it matches the caller's email domain. Knowing a workspace domain and reaching the auto-join flow is sufficient to gain membership and its associated workspace access.

The record

CVE
CVE-2025-14660
Published
Dec 14, 2025
Updated
Dec 14, 2025
Vendor
deco CMS
Product
MCP Mesh
Classifications
CWE-266, CWE-284, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 14, 2025CVE publishedPublication date reported by the CVE source.
  2. Dec 14, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=1.0.0-alpha.0
  2. Affected versionversion=1.0.0-alpha.1
  3. Affected versionversion=1.0.0-alpha.10
  4. Affected versionversion=1.0.0-alpha.11
  5. Affected versionversion=1.0.0-alpha.12
  6. Affected versionversion=1.0.0-alpha.13
  7. Affected versionversion=1.0.0-alpha.14
  8. Affected versionversion=1.0.0-alpha.15
  9. Affected versionversion=1.0.0-alpha.16
  10. Affected versionversion=1.0.0-alpha.17
  11. Affected versionversion=1.0.0-alpha.18
  12. Affected versionversion=1.0.0-alpha.19
  13. Affected versionversion=1.0.0-alpha.2
  14. Affected versionversion=1.0.0-alpha.20
  15. Affected versionversion=1.0.0-alpha.21
  16. Affected versionversion=1.0.0-alpha.22
  17. Affected versionversion=1.0.0-alpha.23
  18. Affected versionversion=1.0.0-alpha.24
  19. Affected versionversion=1.0.0-alpha.25
  20. Affected versionversion=1.0.0-alpha.26
  21. Affected versionversion=1.0.0-alpha.27
  22. Affected versionversion=1.0.0-alpha.28
  23. Affected versionversion=1.0.0-alpha.29
  24. Affected versionversion=1.0.0-alpha.3
  25. Affected versionversion=1.0.0-alpha.30
  26. Affected versionversion=1.0.0-alpha.31
  27. Affected versionversion=1.0.0-alpha.4
  28. Affected versionversion=1.0.0-alpha.5
  29. Affected versionversion=1.0.0-alpha.6
  30. Affected versionversion=1.0.0-alpha.7
  31. Affected versionversion=1.0.0-alpha.8
  32. Affected versionversion=1.0.0-alpha.9

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

deco CMS · MCP Meshversion=1.0.0-alpha.0; version=1.0.0-alpha.1; version=1.0.0-alpha.10; version=1.0.0-alpha.11; version=1.0.0-alpha.12; version=1.0.0-alpha.13; version=1.0.0-alpha.14; version=1.0.0-alpha.15; version=1.0.0-alpha.16; version=1.0.0-alpha.17; version=1.0.0-alpha.18; version=1.0.0-alpha.19; version=1.0.0-alpha.2; version=1.0.0-alpha.20; version=1.0.0-alpha.21; version=1.0.0-alpha.22; version=1.0.0-alpha.23; version=1.0.0-alpha.24; version=1.0.0-alpha.25; version=1.0.0-alpha.26; version=1.0.0-alpha.27; version=1.0.0-alpha.28; version=1.0.0-alpha.29; version=1.0.0-alpha.3; version=1.0.0-alpha.30; version=1.0.0-alpha.31; version=1.0.0-alpha.4; version=1.0.0-alpha.5; version=1.0.0-alpha.6; version=1.0.0-alpha.7; version=1.0.0-alpha.8; version=1.0.0-alpha.9

Published CVSS scores

2.9VulDBCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
5.6VulDBCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
5.1VulDBAV:N/AC:H/Au:N/C:P/I:P/A:P

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-266Incorrect Privilege Assignment
CWE-284Improper Access Control
T1190Exploit Public-Facing Application

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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