CVE-2023-0867

Name of the Vulnerable Software and Affected Versions OpenNMS Meridian versions prior to 2023.1.0 OpenNMS Horizon versions prior to 31.0.4

Description Multiple stored and reflected cross-site scripting vulnerabilities in webapp jsp pages could allow an attacker access to confidential session information.

Recommendations For OpenNMS Meridian versions prior to 2023.1.0, upgrade to Meridian 2023.1.0 or newer. For OpenNMS Horizon versions prior to 31.0.4, upgrade to Horizon 31.0.4. As a temporary workaround, consider restricting access to the webapp jsp pages until a patch is available.