OpenKM Community Edition up to 6.3.13/7.0.3 FormUtils LocalEntityResolver server-side request forgery

Summaryinfo

A vulnerability marked as critical has been reported in OpenKM Community Edition up to 6.3.13/7.0.3. This vulnerability affects the function LocalEntityResolver of the component FormUtils. The manipulation leads to server-side request forgery. This vulnerability is traded as CVE-2026-112181. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in OpenKM Community Edition up to 6.3.13/7.0.3. It has been rated as critical. This issue affects the function LocalEntityResolver of the component FormUtils. The manipulation with an unknown input leads to a server-side request forgery vulnerability. Using CWE to declare the problem leads to CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Vulnerability due to inadequate restriction of references to external XML entities in OpenKM Community Edition. The XML processing in FormUtils / LocalEntityResolver does not properly restrict the resolution of external resources. An authenticated remote attacker with the ROLE_USER role can exploit the flaw via a REST request. In the 6.3.x branch, this allows the attacker to trigger HTTP requests under their control (SSRF); in 7.0.3, it allows the attacker to read local files and access internal HTTP resources from the server.

The advisory is shared at incibe.es. The identification of this vulnerability is CVE-2026-112181 since 10/19/2026. The exploitation is known to be easy. The attack may be initiated remotely. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/13/2026).

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• OpenKM

Name

• Community Edition

Version

• 6.3.0
• 6.3.1
• 6.3.2
• 6.3.3
• 6.3.4
• 6.3.5
• 6.3.6
• 6.3.7
• 6.3.8
• 6.3.9
• 6.3.10
• 6.3.11
• 6.3.12
• 6.3.13
• 7.0.0
• 7.0.1
• 7.0.2
• 7.0.3

CPE 2.3info

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CPE 2.2info

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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