CVE-2026-53520CWE-284

Nezha Monitoring: Authenticated users can claim the dashboard Host through NAT and preempt all dashboard routing

Medium · published June 12, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
33.1
In the wild
Unconfirmed
What it is

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. From version 2.0.14 to before version 2.1.0, authenticated users can claim the dashboard Host through NAT and preempt all dashboard routing. This issue has been patched in version 2.1.0.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00400 · 33.1th percentile
Weakness
CWE-284 · Improper Access Control
Published
2026-06-12T21:03Z
EPSS history
Timeline
  • 12 JUN 21:03Z
    Nezha Monitoring: Authenticated users can claim the dashboard Host through NAT and preempt all dashboard routing
    cvelistv5