PT-2026-30874 · Unknown · Runzero Platform

Runzero · Published 2026-04-07 · Updated 2026-04-11 · CVE-2026-5379

Positive Technologies (AI Summary)

CVSS v3.1

3.0

Low

Base vector

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

Name of the Vulnerable Software and Affected Versions runZero Platform versions prior to 4.0.260203.0

Description A flaw allowed MCP agents to access certificate information beyond their authorized organizational boundaries. This is categorized as CWE-863: Incorrect Authorization.

Recommendations Update to version 4.0.260203.0 or later.

Fix

Incorrect Authorization

Weakness Enumeration

CWE-863

Related Identifiers

CVE-2026-5379

Affected Products

Runzero Platform

References · 6

• https://runzero.com/advisories/runzero-platform-mcp-cert-infoleak-cve-2026-5379 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-5379 · Security Note
• https://twitter.com/cafe_au_laitsss/status/2042769769758363723 · Twitter Post
• https://twitter.com/infoflowcloud/status/2041604747086405958 · Twitter Post
• https://twitter.com/CVEnew/status/2041603254585356482 · Twitter Post
• https://help.runzero.com/docs/release-notes/#402602030 · Note