CVE-2026-7485: CWE-863: Incorrect Authorization in Checkmk GmbH Checkmk
Description
CVE-2026-7485 is an incorrect authorization vulnerability in Checkmk versions prior to certain patch levels. It affects frozen BI aggregations and allows an authenticated user with restricted host and service visibility to discover the names and existence of hosts and services they should not be authorized to see. The vulnerability has a low severity score and does not allow further privilege escalation or data modification.
CVSS v4.0
Score 2.3low
Affected software
Checkmk GmbH
Checkmk
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Checkmk (CVE-2026-7485) involves incorrect authorization in frozen BI aggregations in versions <2.5.0p2, <2.4.0p29, <2.3.0p47, and all 2.2.0 versions. An authenticated user with limited visibility can bypass restrictions to learn about hosts and services outside their authorization scope. The CVSS 4.0 base score is 2.3, indicating low severity. There is no indication of active exploitation in the wild or more severe impacts such as data modification or privilege escalation.
Potential Impact
The impact is limited to information disclosure of host and service names and existence beyond the user's authorized visibility. There is no evidence of further compromise or privilege escalation. The vulnerability could allow an attacker to gain additional reconnaissance information but does not directly affect system integrity or availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Users should monitor Checkmk vendor communications for official patches addressing this authorization issue. Until a patch is available, restrict authenticated user access to trusted personnel only.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Checkmk
- Date Reserved
- 2026-04-30T08:05:18.277Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a86f536acd9273b499be465
Added to database: 08/20/2026, 12:38:14 UTC
Last enriched: 09/11/2026, 04:48:24 UTC
Last updated: 10/04/2026, 16:08:42 UTC
Views: 72
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