CVE-2026-42425

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.64% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 48.2% of scored records. A rank, not a probability.

NVD base score

8.6 (CVSS v4.0), scored by the NVD independently of the CNA.

NVD 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

NVD analysis status

Deferred. NVD last modified this record on 2026-07-24.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-05-26 14:08Z3 MO AGO

Last updated

2026-05-26 15:14Z3 MO AGO

Reserved

2026-04-27

Assigning CNA

VulnCheck

Record state

PUBLISHED

Severity

High (CVSS 8.6)

CNA 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

Weaknesses

• CWE-89Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')Base

Data version

5.2

Document digest

6b345d944230030060e1cfeb4b52f39323a1cacfbf6825395b87855bcae08792

• www.exploit-db.comExploitDB-52520https://www.exploit-db.com/exploits/52520exploit
• www.openkm.comOfficial Product Homepagehttps://www.openkm.com/product
• hub.docker.comProduct Referencehttps://hub.docker.com/r/openkm/openkm-ceproduct
• terrasystemlabs.comVulnerability Advisoryhttps://terrasystemlabs.com/post?slug=openkm-zero-day-vulnerabilities-terra-system-labsvendor-advisory
• github.comProof-of-Concept Toolkithttps://github.com/terrasystemlabs/Exploits/tree/main/OpenKM-Exploitsproduct
• github.comNuclei Detection Templatehttps://github.com/terrasystemlabs/Exploits/tree/main/OpenKM-Exploits/nuclei-templates/openkm-sql-database-queryproduct
• www.vulncheck.comVulnCheck Advisory: OpenKM 6.3.12 Unrestricted SQL Execution via DatabaseQueryhttps://www.vulncheck.com/advisories/openkm-unrestricted-sql-execution-via-databasequerythird-party-advisory