OpenNMS Horizon RCE via JEXL2 expression
OpenNMS Meridian 2016, 2017, 2018 before 2018.1.25, 2019 before 2019.1.16, and 2020 before 2020.1.5, Horizon 1.2 through 27.0.4, and Newts <1.5.3 has Incorrect Access Control, which allows local and remote code execution using JEXL expressions.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | org.opennms.features:org.opennms.features.measurements | >= 16.0.0, < 27.0.4 | 27.0.4 |
| Java / Kotlin (Maven) | org.opennms:opennms | >= 16.0.0, < 27.0.4 | 27.0.4 |
| Java / Kotlin (Maven) | org.opennms:opennms-provision | >= 16.0.0, < 27.0.4 | 27.0.4 |
| Java / Kotlin (Maven) | org.opennms:opennms-util | >= 16.0.0, < 27.0.4 | 27.0.4 |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H- Weakness (CWE)
CWE-863- Platform
- Java / Kotlin (Maven)
- Package
org.opennms.features:org.opennms.features.measurements, org.opennms:opennms, org.opennms:opennms-provision- Disclosed
- 24.05.2022
- Updated
- 11.10.2026 11:21
Sources and licenses
OSV / GitHub Advisory Database - GHSA-c3mp-9vx3-2rvv - CC BY 4.0
Vulnerability history: org.opennms:opennms
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
- 9
- First → latest
- 05.2021 02.2023
- Without a fix
- 1
- Exploited in attacks
- 0
Severity breakdown
- High 2
- Medium 7
Disclosures per year
- 2021: 4
- 2022: 2
- 2023: 3
- 2024: 0
- 2025: 0
- 2026: 0
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OpenNMS Horizon RCE via JEXL2 expression this entry
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