XML External Entity injection in OpenOlat - CVE-2024-28198
Published: March 11, 2024 / Updated: April 27, 2026
Vulnerability identifier: #VU128162
CSH Severity: Low
CVSS v4: 2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-28198
CWE-ID: CWE-611
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to read arbitrary files and perform server-side request forgery.
The vulnerability exists due to improper restriction of xml external entity reference in the draw.io endpoint when processing manipulated HTTP requests through the draw.io integration. A remote user can send specially crafted requests to read arbitrary files and perform server-side request forgery.
User interaction is required, and file access occurs with the privileges of the configured system user.
Affected software
OpenOlat
How to mitigate CVE-2024-28198
Install security update from vendor's website.
OpenOlat - addressed in versions 18.1.6, 18.2.2