Vulnerability Description
An issue that allowed MCP agents to access remediation and asset information from outside of the 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:H/I:N/A:N (5.8 Medium). This issue was fixed in version 4.0.260202.0 of the runZero Platform.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Runzero | Runzero Platform | < 4.0.260202.0 |
Related Weaknesses (CWE)
References
- https://help.runzero.com/docs/release-notes/#402602020Release Notes
- https://www.runzero.com/advisories/runzero-platform-mcp-infoleak-cve-2026-5374/Vendor Advisory
FAQ
What is CVE-2026-5374?
CVE-2026-5374 is a vulnerability with a CVSS score of 5.8 (MEDIUM). An issue that allowed MCP agents to access remediation and asset information from outside of the authorized organization scope has been resolved. This is an instance of CWE-863: Incorrect Authorizatio...
How severe is CVE-2026-5374?
CVE-2026-5374 has been rated MEDIUM with a CVSS base score of 5.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-5374?
Check the references section above for vendor advisories and patch information. Affected products include: Runzero Runzero Platform.