CVE-2026-54446 NetLicensing MCP Server - Broken Access Control

NetLicensing MCP Server < 0.1.6 contains a broken access control caused by missing authentication checks in ApiKeyMiddleware, letting unauthenticated attackers manage licensing objects and perform destructive operations, exploit requires no user interaction.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.62% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Broken Access Control, Data Tampering
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
17 September 2026
Updated
15 October 2026
Weakness
CWE-306

Vendor fix

Update to version 0.1.6 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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