OpenKM 6.3.12/6.3.13 WorkflowService registerProcessDefinition/runProcessDefinition improper authorization

Summaryinfo

A vulnerability was found in OpenKM 6.3.12/6.3.13. It has been declared as very critical. This issue affects the function registerProcessDefinition/runProcessDefinition of the component WorkflowService. Executing a manipulation can lead to improper authorization. This vulnerability is tracked as CVE-2026-112182. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability has been found in OpenKM 6.3.12/6.3.13 and classified as very critical. This vulnerability affects the function registerProcessDefinition/runProcessDefinition of the component WorkflowService. The manipulation with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Unauthorization vulnerability in the management of workflow definitions in OpenKM Community Edition. The REST endpoints `registerProcessDefinition` and `runProcessDefinition` require authentication but do not verify roles in the WorkflowService or in lower layers. An attacker with the `ROLE_USER` role can register and execute a process definition containing BeanShell scripts, allowing them to execute Java code and operating system commands with the service’s privileges. In the official Docker image, the process runs as root.

The advisory is shared for download at incibe.es. This vulnerability was named CVE-2026-112182 since 10/19/2026. The exploitation appears to be easy. The attack can be initiated remotely. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 11/13/2026). The MITRE ATT&CK project declares the attack technique as T1548.002.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Name

• OpenKM

Version

• 6.3.12
• 6.3.13

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