PT-2026-30837 · Runzero · Xplatform

Runzero · Published 2026-04-07 · Updated 2026-04-07 · CVE-2026-5374

NVD

CVSS v3.1

5.8

Medium

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

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.

Fix

Incorrect Authorization

Weakness Enumeration

CWE-863

Related Identifiers

CVE-2026-5374

Affected Products

Xplatform

References · 3

• https://runzero.com/advisories/runzero-platform-mcp-infoleak-cve-2026-5374 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-5374 · Security Note
• https://help.runzero.com/docs/release-notes/#402602020 · Note