{"id":"CVE-2026-101085","published":"2026-09-27T21:17:02.307","lastModified":"2026-09-28T20:57:50.143","description":"Nezha before 2.3.8 fails to validate alert rule type and duration bounds, allowing authenticated non-administrator users to create malformed rules that trigger unrecovered panics in the alert evaluator goroutine. Attackers can submit a crafted alert rule via the POST /api/v1/alert-rule endpoint to crash the dashboard process, which persists the rule and causes repeated crashes on restart, disabling all monitoring and control plane functionality.","cvssScore":6.5,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwes":["CWE-197"],"vendors":[],"products":[],"references":[{"url":"https://github.com/nezhahq/nezha/security/advisories/GHSA-2qc6-x993-hjq9","tags":[]},{"url":"https://www.vulncheck.com/advisories/nezha-before-2.3.8-denial-of-service-via-alert-rule","tags":[]},{"url":"https://github.com/nezhahq/nezha/security/advisories/GHSA-2qc6-x993-hjq9","tags":[]}],"exploitRefs":[{"url":"https://github.com/nezhahq/nezha/security/advisories/GHSA-2qc6-x993-hjq9","tags":[]},{"url":"https://github.com/nezhahq/nezha/security/advisories/GHSA-2qc6-x993-hjq9","tags":[]}],"hasPoc":true,"ai":null}