CVE-2026-48119
Nezha Monitoring: Authenticated agents can forge service-monitor results for other users' services
HIGH 7.1
At a glance
- Source
- NVD
- EPSS
- EPSS 0.31 % · percentile 24 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- GitHub_M
- NVD status
- Deferred
Description
Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. From version 0.20.0 to before version 2.0.12, authenticated agents can forge service-monitor results for other users' services. This issue has been patched in version 2.0.12.
Weaknesses (CWE)
- CWE-862 — Missing Authorization
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L | GitHub_M |
| CVSS 3.1 | HIGH 7.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L | NVD · security-advisories@github.com (Secondary) |
Advisories
- GHSA-4g6j-g789-rghm — Nezha's authenticated agents can forge service-monitor results for other users' services
- GO-2026-5119 — Nezha's authenticated agents can forge service-monitor results for other users' services in github.com/nezhahq/nezha
European references
- ENISA EUVD · EUVD-2026-36595
- GCVE · GCVE-0-2026-48119
Affected products
| Product | Versions |
|---|---|
| nezhahq · nezha | affected >= 0.20.0, < 2.0.12 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |