runZero Platform user creation leak

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.

Scores

EPSS (exploitation in 30 days)

0.19% · top 91% of all CVEs (6 Nov 2026)

CISA SSVC

Exploitation: none · Automatable: no · Technical impact: partial

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.8.

Weakness

• CWE-863 Incorrect Authorization (opens in a new tab)All about CWE-863 and its CVEs

Affected products

• runZero · Platform

  • affected < 4.0.260203.0

What to do

Solution: This issue was fixed in version 4.0.260203.0 of the runZero Platform

References (2)

• https://help.runzero.com/docs/release-notes/#402602030 (opens in a new tab)release-notes
• https://www.runzero.com/advisories/runzero-platform-user-creation-leak-cve-2026-5378/ (opens in a new tab)vendor-advisory

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2026-5378](https://trackcve.app/badge/CVE-2026-5378.svg)](https://trackcve.app/cve/CVE-2026-5378)

Record last updated 7 Apr 2026, 15:07 UTC.