CVE-2026-5383 PUBLISHED

runZero Explorer missing authorization check

Assigner: runZero
Reserved: 01.04.2026 Published: 07.04.2026 Updated: 07.04.2026

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.

Metrics

CVSS 3.1

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

Attack Vector	Network	Scope	Changed
Attack Complexity	High	Confidentiality Impact	None
Privileges Required	High	Integrity Impact	Low
User Interaction	None	Availability Impact	Low

CVSS 3.1

Product Status

Vendor	runZero
Product	Explorer
Versions	Default: unaffected affected from 0 to 4.0.260208.0 (excl.)

Solutions

This issue was fixed in version 4.0.26021.0 of the runZero Explorer

Credits

runZero finder

References

Problem Types

CWE-863 Incorrect Authorization CWE