CVE-2026-53520

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...

CVE-2026-53519

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. Prior to version 2.0.13, fallbackToFrontend in the dashboard's NoRoute handler treats any URL whose raw string starts with /dashboard as an admin-frontend asset request. The check uses strings.HasPrefi...

Information Exposure

Overview Affected versions of this package are vulnerable to Information Exposure via the per-server endpoints. An attacker can obtain sensitive information, including names and timing data of private services, by enumerating these endpoints. Remediation Upgrade...

Cross-site Request Forgery (CSRF)

Overview Affected versions of this package are vulnerable to Cross-site Request Forgery CSRF via cross-site GET requests to the cron process. An attacker can execute unauthorized commands on agents by tricking a victim into visiting a malicious link. Remediation Upgrade...

Directory Traversal

Overview Affected versions of this package are vulnerable to Directory Traversal via the NoRoute process in the dashboard component when the fallbackToFrontend logic incorrectly interprets URLs starting with /dashboard as admin-frontend asset requests. An attacker can access sensitive files,...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling through the CreateStream process. An attacker can exhaust system resources by establishing multiple long-lived WebSocket connections without restriction. Remediation Upgrade...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass in the dashboard process. An attacker can take control of all dashboard routing by claiming the Host through NAT as an authenticated user. Remediation Upgrade github.com/nezhahq/nezha/model to version 2.1.0 or...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass in the dashboard process. An attacker can take control of all dashboard routing by claiming the Host through NAT as an authenticated user. Remediation Upgrade github.com/nezhahq/nezha/cmd/dashboard/controller to...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass in the dashboard process. An attacker can take control of all dashboard routing by claiming the Host through NAT as an authenticated user. Remediation Upgrade github.com/nezhahq/nezha/service/singleton to version...

Open Redirect

Overview Affected versions of this package are vulnerable to Open Redirect via the getRedirectURL function. An attacker can redirect users to arbitrary domains by supplying a crafted Host header during the OAuth2 authentication process. Remediation Upgrade...

CVE-2026-12129

A vulnerability was identified in CodeAstro Human Resource Management System 1.0. Affected by this issue is some unknown functionality of the file /dashboard/addtod of the component Dashboard Interface. The manipulation of the argument tododata leads to cross site scripting. The attack may be...

CVE-2026-53520 Nezha Monitoring: Authenticated users can claim the dashboard Host through NAT and preempt all dashboard routing

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...

CVE-2026-53520 Nezha Monitoring: Authenticated users can claim the dashboard Host through NAT and preempt all dashboard routing

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...

CVE-2026-53520 Nezha Monitoring: Authenticated users can claim the dashboard Host through NAT and preempt all dashboard routing

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...

CVE-2026-53520

Nezha Monitoring before 2.1.0 (vulnerable 2.0.14–pre-2.1.0) allows authenticated users to claim the dashboard Host via NAT and preempt all dashboard routing. CVSS 3.1 base score 6.5 (I: None, A: High). Patch: upgrade to 2.1.0. If upgrading is not feasible, apply the vendor advisory guidance from ...

CVE-2026-53519 Nezha Monitoring: Pre-auth path traversal via /dashboard.. prefix confusion leaks jwt_secret_key

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. Prior to version 2.0.13, fallbackToFrontend in the dashboard's NoRoute handler treats any URL whose raw string starts with /dashboard as an admin-frontend asset request. The check uses strings.HasPrefi...

CVE-2026-53519

Nezha Monitoring prior to v2.0.13 is affected by a path-traversal in the dashboard NoRoute handler. The code uses strings.HasPrefix on URLs that start with /dashboard, so an input like /dashboard../data/config.yaml is accepted; trimming the prefix yields ../data/config.yaml and path.Join("admin-d...

CVE-2026-53519 Nezha Monitoring: Pre-auth path traversal via /dashboard.. prefix confusion leaks jwt_secret_key

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. Prior to version 2.0.13, fallbackToFrontend in the dashboard's NoRoute handler treats any URL whose raw string starts with /dashboard as an admin-frontend asset request. The check uses strings.HasPrefi...

CVE-2026-53519 Nezha Monitoring: Pre-auth path traversal via /dashboard.. prefix confusion leaks jwt_secret_key

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. Prior to version 2.0.13, fallbackToFrontend in the dashboard's NoRoute handler treats any URL whose raw string starts with /dashboard as an admin-frontend asset request. The check uses strings.HasPrefi...

CVE-2026-47268 Nezha Monitoring: Authenticated DDNS webhook configuration allows blind SSRF from the dashboard host

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. From version 0.20.0 to before version 2.0.10, an authenticated Nezha dashboard user can create or update a DDNS profile with provider webhook and configure an arbitrary webhookurl, HTTP method, request...