{"id":"CVE-2026-105113","revision":"73fc0bbcb0e7404090de1c16380df413","records":[{"revision":"73fc0bbcb0e7404090de1c16380df413","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-105113","aliases":[],"title":"Nezha 1.8.0 before 2.3.13 Denial of Service via Notification Mutex Deadlock","description":"Nezha Dashboard from 1.8.0 before 2.3.13 contains an improper locking vulnerability where a non-deferred mutex unlock leaks on a nil-map panic path. Any authenticated non-admin member can issue four notification API calls to permanently deadlock the alerting subsystem, then exhaust memory with blocking requests.","state":0,"publishedAt":"2026-10-03T12:14:39.317+00:00","modifiedAt":"2026-10-05T14:48:26.118+00:00","affected":[{"ecosystem":"Vendor product","name":"nezha","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"nezhahq\",\n                    \"product\": \"nezha\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"packageURL\": \"pkg:golang/github.com/nezhahq/nezha\",\n                    \"versions\": [\n                        {\n                            \"version\": \"1.8.0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"2.3.13\"\n                        },\n                        {\n                            \"version\": \"2.3.13\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","score":7.1,"severity":"HIGH"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":6.5,"severity":"MEDIUM"}],"references":["https://github.com/nezhahq/nezha/security/advisories/GHSA-7j7v-j77m-6g3m","https://www.vulncheck.com/advisories/nezha-1.8.0-before-2.3.13-denial-of-service-via-notification-mutex-deadlock"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-105113","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-105113","identifiers":["CVE-2026-105113"]},"retained":false,"historicalAffected":[]}],"coverage":[]}