Description
An issue that allowed MCP agents to access certificate information from outside of their authorized organization scope has been resolved. This is an instance of CWE-863: Incorrect Authorization, and has an estimated CVSS score of CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N (3.0 Low). This issue was fixed in version 4.0.260203.0 of the runZero Platform.
References (2)
Core 2
Core References
Release Notes release-notes
https://help.runzero.com/docs/release-notes/#402602030
Vendor Advisory vendor-advisory
https://www.runzero.com/advisories/runzero-platform-mcp-cert-infoleak-cve-2026-5379/
Scores
CVSS v3
3.0
EPSS
0.0012
EPSS Percentile
2.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-863
Status
published
Products (2)
runZero/Platform
< 4.0.260203.0
runzero/runzero_platform
< 4.0.260203.0
Published
Apr 07, 2026
Tracked Since
Apr 07, 2026