CVE-2026-5378

runZero Platform user creation leak

MEDIUM
6.8
CVSS Score
Published: April 7, 2026 at 02:11 PM UTC
Updated: June 17, 2026 at 10:58 AM UTC
2 products affected across 1 vendorRunzero PlatformPlatform

Using Platform by runZero?

Get instant alerts when new vulnerabilities affect Platform - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM6.8
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

An issue that allowed administrators to create and update users 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:N/I:H/A:N (5.8 Medium). This issue was fixed in version 4.0.260203.0 of the runZero Platform.

Affected

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

v < 4.0.260203.0
v < 4.0.260203.0
Affected range stops below 4.0.260203.0, 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

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

Quick Info

StatusANALYZED
CWE
CWE-863

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card