CVE-2026-42425
CVE-2026-42425 is a high-severity vulnerability with a CVSS 3.x base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-89.
Key facts
- Severity: High (CVSS 3.x base score 7.2)
- CVSS v4: 8.6
- EPSS exploit prediction: 1% (46th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-31834
- Weakness: CWE-89
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2026-42425?
- 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.
- How severe is CVE-2026-42425?
- CVE-2026-42425 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2026-42425 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-42425?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2026-42425 have an EU (EUVD) identifier?
- Yes. CVE-2026-42425 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31834.
- When was CVE-2026-42425 published?
- CVE-2026-42425 was published on 2026-05-26 and last updated on 2026-06-17.
References
- https://github.com/terrasystemlabs/Exploits/tree/main/OpenKM-Exploits
- https://github.com/terrasystemlabs/Exploits/tree/main/OpenKM-Exploits/nuclei-templates/openkm-sql-database-query
- https://hub.docker.com/r/openkm/openkm-ce
- https://terrasystemlabs.com/post?slug=openkm-zero-day-vulnerabilities-terra-system-labs
- https://www.exploit-db.com/exploits/52520
- https://www.openkm.com/
- https://www.vulncheck.com/advisories/openkm-unrestricted-sql-execution-via-databasequery
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