CVE-2026-111384: nezha 1.0.0 to before 2.3.15

Affected technology

nezha · 1.0.0 to before 2.3.15
nezhahq

Description’s affected range: before 2.3.15

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · Low privileges required · No user interaction required

What an attacker can do

Authenticated users with file manager scopes can send one oversized binary message to /api/v1/ws/file/:id, triggering an OOM kill that drops all agent monitoring. Vendor/CNA’s CVSS 4.0 assessment (base score 7.1/10) rates confidentiality and integrity impact as none; availability impact as high.