CVE-2026-5379

| EUVD-2026-19696 LOW
2026-04-07 runZero GHSA-pqp2-x3gp-9g37
3.0
CVSS 3.1

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N
Attack Vector
Network
Attack Complexity
High
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
None
Availability
None

Lifecycle Timeline

3
Analysis Generated
Apr 07, 2026 - 15:00 vuln.today
EUVD ID Assigned
Apr 07, 2026 - 15:00 euvd
EUVD-2026-19696
CVE Published
Apr 07, 2026 - 14:11 nvd
LOW 3.0

Tags

Authentication Bypass

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.

Analysis

runZero Platform versions prior to 4.0.260203.0 allow authenticated high-privilege MCP agents to access certificate information outside their authorized organization scope, enabling lateral information disclosure across organizational boundaries. The vulnerability stems from improper authorization checks (CWE-863) and carries a CVSS score of 3.0 (Low) due to high attack complexity and privilege requirements; no public exploit code or active exploitation has been identified.

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Priority Score

15
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +15
POC: 0

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CVE-2026-5379 vulnerability details – vuln.today
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