POC_CVE-2026-46716

CVE-2026-46716 — Nezha Monitoring Cross-Tenant RCE via Cron API Authorization Bypass A lab environment for reproducing and detecting CVE-2026-46716 , a critical vulnerability in Nezha Monitoring where the POST /api/v1/cron endpoint lacks admin privilege checks, allowing RoleMember users to achiev...

EUVD-2026-101303

Nezha Monitoring: Whole-instance DoS in Nezha dashboard: a member can crash the process for every tenant...

CVE-2026-100394

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. From 2.2.7 until 2.2.11, ServiceSentinel.worker in service/singleton/servicesentinel.go checked an owned service under servicesLock and later dereferenced pointer-valued serviceStatusToday and...

CVE-2026-100394 Nezha Monitoring: Whole-instance DoS in Nezha dashboard: a member can crash the process for every tenant

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. From 2.2.7 until 2.2.11, ServiceSentinel.worker in service/singleton/servicesentinel.go checked an owned service under servicesLock and later dereferenced pointer-valued serviceStatusToday and...

CVE-2026-100394

Nezha Monitoring versions 2.2.7 through 2.2.11 are vulnerable to a nil pointer dereference in service/singleton/servicesentinel.go. The issue occurs when ServiceSentinel.worker accesses serviceStatusToday and serviceCurrentStatusData without revalidating if they were removed by ServiceSentinel.De...

CVE-2026-100394

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. From 2.2.7 until 2.2.11, ServiceSentinel.worker in service/singleton/servicesentinel.go checked an owned service under servicesLock and later dereferenced pointer-valued serviceStatusToday and...

CVE-2026-100394 Nezha Monitoring: Whole-instance DoS in Nezha dashboard: a member can crash the process for every tenant

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. From 2.2.7 until 2.2.11, ServiceSentinel.worker in service/singleton/servicesentinel.go checked an owned service under servicesLock and later dereferenced pointer-valued serviceStatusToday and...

CVE-2026-100394 Nezha Monitoring: Whole-instance DoS in Nezha dashboard: a member can crash the process for every tenant

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. From 2.2.7 until 2.2.11, ServiceSentinel.worker in service/singleton/servicesentinel.go checked an owned service under servicesLock and later dereferenced pointer-valued serviceStatusToday and...

PT-2026-113775

Name of the Vulnerable Software and Affected Versions Nezha Monitoring versions 2.2.7 through 2.2.10 Description A nil pointer dereference occurs in the ServiceSentinel.worker function within service/singleton/servicesentinel.go. The issue arises when the worker checks an owned service under...

CVE-2026-100394: Concurrent Execution using Shared Resource with Improper Synchronization

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. From 2.2.7 until 2.2.11, ServiceSentinel.worker in service/singleton/servicesentinel.go checked an owned service under servicesLock and later dereferenced pointer-valued serviceStatusToday and...

SUSE CVE-2026-48119

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...

CVE-2026-62283

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. Nezha versions 1.14.13 through 1.14.14 and 2.0.0 through 2.0.9 do not bind stream identifiers created by CreateStream in service/rpc/iostream.go to their creating user, and GET /ws/terminal/:id and GET...

EUVD-2026-64139

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. Nezha versions 1.14.13 through 1.14.14 and 2.0.0 through 2.0.9 do not bind stream identifiers created by CreateStream in service/rpc/iostream.go to their creating user, and GET /ws/terminal/:id and GET...

CVE-2026-62283

Nezha Monitoring (a self-hostable server and website monitoring tool) versions 1.14.13–1.14.14 and 2.0.0–2.0.9 contain a cross-tenant session hijack vulnerability. Stream identifiers created by CreateStream in service/rpc/io_stream.go are not bound to their creating user, and the WebSocket endpoi...

CVE-2026-62283 Nezha Monitoring: Cross-tenant terminal/file-manager session hijack via WebSocket stream UUID without ownership check

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. Nezha versions 1.14.13 through 1.14.14 and 2.0.0 through 2.0.9 do not bind stream identifiers created by CreateStream in service/rpc/iostream.go to their creating user, and GET /ws/terminal/:id and GET...

CVE-2026-62283 Nezha Monitoring: Cross-tenant terminal/file-manager session hijack via WebSocket stream UUID without ownership check

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. Nezha versions 1.14.13 through 1.14.14 and 2.0.0 through 2.0.9 do not bind stream identifiers created by CreateStream in service/rpc/iostream.go to their creating user, and GET /ws/terminal/:id and GET...

CVE-2026-62283

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. Nezha versions 1.14.13 through 1.14.14 and 2.0.0 through 2.0.9 do not bind stream identifiers created by CreateStream in service/rpc/iostream.go to their creating user, and "GET /ws/terminal/:id" and...

CVE-2026-62283 Nezha Monitoring: Cross-tenant terminal/file-manager session hijack via WebSocket stream UUID without ownership check

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. Nezha versions 1.14.13 through 1.14.14 and 2.0.0 through 2.0.9 do not bind stream identifiers created by CreateStream in service/rpc/iostream.go to their creating user, and GET /ws/terminal/:id and GET...

CVE-2026-62283: Authorization Bypass Through User-Controlled Key

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. Nezha versions 1.14.13 through 1.14.14 and 2.0.0 through 2.0.9 do not bind stream identifiers created by CreateStream in service/rpc/iostream.go to their creating user, and GET /ws/terminal/:id and GET...

SUSE CVE-2026-46717

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. From version 1.4.0 to before version 2.0.8, nezha's dashboard supports two user roles: RoleAdmin Role==0 and RoleMember Role==1. The notification routes POST /api/v1/notification and PATCH...