CVE-2026-5374

MEDIUM

5.8

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.

CVE Details

CVSS v3.1 Score5.8

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N

Attack VectorNETWORK

ComplexityHIGH

Privileges RequiredHIGH

User InteractionNONE

Published4/7/2026

Last Modified4/7/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-863

References

https://help.runzero.com/docs/release-notes/#402602020(44488dab-36db-4358-99f9-bc116477f914)

https://www.runzero.com/advisories/runzero-platform-mcp-infoleak-cve-2026-5374/(44488dab-36db-4358-99f9-bc116477f914)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.