Nezha Monitoring: Pre-auth path traversal via /dashboard.. prefix confusion leaks jwt_secret_key

Date Jun 26, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product Go ยท github.com/nezhahq/nezha
CVE CVE-2026-53519
High-risk advisory CVE-2026-53519

Summary

Nezha Monitoring: Pre-auth path traversal via /dashboard.. prefix confusion leaks jwt_secret_key

Why it matters

GitHub has published a reviewed security advisory for github.com/nezhahq/nezha. Prioritize it with other application dependency updates, especially because EPSS places it in the 36% percentile.

Operator check

Check whether github.com/nezhahq/nezha is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. EPSS probability: 0.5%; percentile: 36%.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.