🛡️ CVE-2023-0869
🟡 CVSS 5.8 — Medium ✅ No Known Exploit CWE-20 NVD
5.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Cross-site scripting in outage/list.htm in multiple versions of OpenNMS Meridian and Horizon allows an attacker access to confidential session information. The solution is to upgrade to Meridian 2023.1.0 or newer, or Horizon 31.0.4 or newer. Meridian and Horizon installation instructions state that they are intended for installation within an organization's private networks and should not be directly accessible from the Internet.

Details

Severity MEDIUM
CVSS Score 5.8
CVSS Vector CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N
CWE CWE-20
Public Exploit ✅ No
Source NVD
Published 2023-02-23
Updated 2026-06-08
Modified 2024-11-21

Affected Packages

Software From version Fixed in
horizon 31.0.4
meridian 2023.1.0
org.opennms:opennms-web-api

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