Review reviewHigh

CVE-2026-42425

Openkm OpenKM Community Edition, OpenKM Professional Edition

OpenKM 6.3.12 contains an unrestricted SQL execution vulnerability that allows authenticated administrative users to execute arbitrary SQL statements against the application database via the DatabaseQuery interface. Attackers can submit malicious SQL queries through the qs parameter to the /admin/DatabaseQuery endpoint to extract sensitive data including usernames and password hashes from the OKM_USER table, modify permissions, or delete database records.

CVSS: 8.6
EPSS: 0.64%
CISA KEV: Not listed
Published: 2026.05.27

PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV

Exploit probability0.64%

Technical severityCVSS 8.6

Vulnerability overview

Affected product and versions

Product: Openkm OpenKM Community Edition, OpenKM Professional Edition
Affected versions: <= 6.3.12, <= 7.1.47
Fixed versions: No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

1
Identify
Confirm that Openkm OpenKM Community Edition, OpenKM Professional Edition and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CWE: CWE-89