CVE-2026-5383

runZero Explorer missing authorization check

State: Published
Severity: 4.4 Medium
Published: Apr 7, 2026
Updated: Apr 7, 2026
Reserved: Apr 1, 2026

Description

An issue that could allow access to Explorer groups from outside of the 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:L/A:L (4.4 Medium). This issue was fixed in version 4.0.260208.0 of the runZero Explorer.

Scores

CVSS	Score	Vector	Source
3.1	4.4 Medium	CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:L	runZero

Weaknesses

CWE-863 Incorrect Authorization

Affected Products

Product	Versions
ExplorerrunZero	before 4.0.260208.0Affected

References

https://help.runzero.com/docs/release-notes/#402602080release-notes
https://www.runzero.com/advisories/runzero-explorer-cve-2026-5383/vendor-advisory

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