CVE-2026-48119: Nezhahq Nezha

High severity, CVSS 7.1. EPSS: 0.4% chance of exploitation in the next 30 days.

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.

Affected products

• Nezhahq Nezha: from 0.20.0, before 2.0.12 (fixed in 2.0.12)

Published 2026-06-12. Last modified 2026-06-17.