Nezha 2.0.0 before 2.4.0 contains a NULL pointer dereference vulnerability in ServiceSentinel.loadTodayStats that allows authenticated users to crash the dashboard by deleting a service. Attackers can delete their own service via POST /api/v1/batch-delete/service, leaving orphaned service_histories rows that crash the non-TSDB dashboard on its next startup until removed manually.
History

Thu, 05 Nov 2026 03:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 30 Oct 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Nezhahq
Nezhahq nezha
Vendors & Products Nezhahq
Nezhahq nezha

Fri, 30 Oct 2026 19:00:00 +0000

Type Values Removed Values Added
Description Nezha 2.0.0 before 2.4.0 contains a NULL pointer dereference vulnerability in ServiceSentinel.loadTodayStats that allows authenticated users to crash the dashboard by deleting a service. Attackers can delete their own service via POST /api/v1/batch-delete/service, leaving orphaned service_histories rows that crash the non-TSDB dashboard on its next startup until removed manually.
Title Nezha 2.0.0 before 2.4.0 Startup NULL Pointer Dereference via Orphaned Service History
Weaknesses CWE-476
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 6, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-10-30T18:52:58.489Z

Updated: 2026-11-05T02:29:31.806Z

Reserved: 2026-10-30T18:41:10.405Z

Link: CVE-2026-120046

cve-icon Vulnrichment

Updated: 2026-11-05T02:29:27.531Z

cve-icon NVD

Status : Deferred

Published: 2026-10-30T19:18:22.930

Modified: 2026-11-05T03:17:20.770

Link: CVE-2026-120046

cve-icon Redhat

No data.