CVE-2026-5373

Name: CVE-2026-5373
Creator: NVD / NIST
Published: 2026-04-07T15:17:47.14+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.4/10EPSS 0.22%

Last modified Jun 17, 2026

CVE-2026-5373 is a high-severity vulnerability rated 8.4/10 on the CVSS scale. 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). EPSS estimates a 0.22% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

8.4/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H

EPSS Probability

0.22%

12.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-269

Affected Software

Vendor	Product	Versions
Runzero	Runzero Platform	< 4.0.260202.0

References

https://help.runzero.com/docs/release-notes/#402602020Release Notes
https://www.runzero.com/advisories/runzero-platform-su-privesc-cve-2026-5373/Vendor Advisory

Timeline

Published: Apr 7, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-5373?

How severe is CVE-2026-5373?

CVE-2026-5373 has a CVSS score of 8.4/10 (HIGH severity). The EPSS model estimates a 0.22% probability of exploitation in the next 30 days.

How do I fix CVE-2026-5373?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-5373?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST