VULNERABILITY INTELLIGENCE

CVE-2023-0869

CVSS score5.8 MEDIUM
EPSS probability0.41%
CISA KEVNot currently listed
Published2023-02-23
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N

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.

Weakness classification

  • CWE-20: Improper Input Validation
  • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Primary references