Inadequate XML Entity Processing in OpenKM Community Edition by OpenKM
CVE-2026-112181

8.3HIGH

Key Information:

Vendor

Openkm

Status
Openkm Community Edition
Vendor
CVE Published:
13 November 2026

What is CVE-2026-112181?

The OpenKM Community Edition contains a vulnerability stemming from inadequate restrictions on external XML entity references. This flaw exists in the XML processing components, particularly within FormUtils and LocalEntityResolver. An attacker with a ROLE_USER status can exploit this weakness via crafted REST requests, resulting in Server-Side Request Forgery (SSRF) in the 6.3.x versions, and enabling unauthorized access to local files and internal HTTP resources in version 7.0.3.

Affected Version(s)

OpenKM Community Edition 6.3.3 <= 6.3.13

OpenKM Community Edition 7.0.3

References

https://www.incibe.es/en/incibe-cert/notices/aviso/multip...

CVSS V4

Score:
8.3
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Carlos Alejandro Smith Tay (Las3rs)
.