runZero Platform superuser privilege escalation

Description

An issue that allowed all-organization administrators to promote accounts to superuser status has been resolved. This is an instance of CWE-269: Improper Privilege Management, and has an estimated CVSS score of CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N (8.1 High). This issue was fixed in version 4.0.260202.0 of the runZero Platform.

Scores

EPSS (exploitation in 30 days)

0.22% · top 87% of all CVEs (7 Nov 2026)

CISA SSVC

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

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.1.

Weakness

• CWE-269 Improper Privilege Management (opens in a new tab)All about CWE-269 and its CVEs

Affected products

• runZero · Platform

  • affected < 4.0.260202.0

What to do

Solution: This issue was fixed in version 4.0.260202.0 of the runZero Platform

References (2)

• https://help.runzero.com/docs/release-notes/#402602020 (opens in a new tab)release-notes
• https://www.runzero.com/advisories/runzero-platform-su-privesc-cve-2026-5373/ (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-2026-5373](https://trackcve.app/badge/CVE-2026-5373.svg)](https://trackcve.app/cve/CVE-2026-5373)

Record last updated 7 Apr 2026, 14:50 UTC.