OpenNMS Cross-site Scripting vulnerability
Cross-site scripting in bootstrap.jsp in multiple versions of OpenNMS Meridian and Horizon allows an attacker access to confidential session information. The solution is to upgrade to Horizon 32.0.5 or newer and Meridian 2023.1.9 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.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | org.opennms:opennms-webapp | < 32.0.5 | 32.0.5 |
References
- CVSS vector
CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N- Weakness (CWE)
CWE-20, CWE-79- Platform
- Java / Kotlin (Maven)
- Package
org.opennms:opennms-webapp- Disclosed
- 17.11.2023
- Updated
- 11.10.2026 11:21
Sources and licenses
OSV / GitHub Advisory Database - GHSA-c6xw-hg9q-3c9f - CC BY 4.0
Vulnerability history: org.opennms:opennms-webapp
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 5
- First → latest
- 02.2023 11.2023
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Medium 5
Disclosures per year
- 2023: 5
- 2024: 0
- 2025: 0
- 2026: 0
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OpenNMS Cross-site Scripting vulnerability this entry
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