CVE-2026-5382

runZero Platform MCP endpoint information leak

LOW
3
CVSS Score
Published: April 7, 2026 at 02:12 PM UTC
Updated: June 17, 2026 at 10:58 AM UTC
2 products affected across 1 vendorRunzero PlatformPlatform

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Severity
LOW3
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

An issue that could expose records outside of the authorized organization scope through the MCP endpoints 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 4.0.260206.0 of the runZero Platform.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 4.0.260206.0
v < 4.0.260206.0
Affected range stops below 4.0.260206.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

3LOWrunZero
Attack Vector
NETWORK
Complexity
HIGH
Privileges
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-863

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