CVE-2026-105113

{
  "etk_id": "ETK-2026-460",
  "cve_id": "CVE-2026-105113",
  "display_id": "CVE-2026-105113",
  "ghsa_id": "GHSA-2w9f-mhfg-hq53",
  "euvd_id": "EUVD-2026-92017",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Authenticated denial of service in Nezha Dashboard alerting",
  "summary": "Nezha Dashboard versions 1.8.0 through 2.3.12 contain a mutex-handling flaw in the alerting path. An authenticated non-administrator can disrupt alert processing and consume memory by interacting with notification APIs.",
  "mitigation": "Upgrade Nezha to version 2.3.13 or later. Until upgraded, restrict access to affected notification API functionality to trusted accounts and monitor alerting-service health and memory use.",
  "vendor": "nezhahq",
  "product": "nezha",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 1.8.0, < 2.3.13"
      ],
      "ecosystem": "go",
      "fixed_versions": [
        ">= 2.3.13"
      ],
      "package_name": "github.com/nezhahq/nezha",
      "purl": "pkg:golang/github.com/nezhahq/nezha"
    }
  ],
  "cwes": [
    667
  ],
  "cvss_score": 7.1,
  "cvss_src": "cna_vendor",
  "cvss_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",
  "epss_score": 0.002,
  "epss_percentile": 0.0907,
  "epss_asof": "2026-10-20",
  "automation": "contextual",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 22.234696366666668,
  "t0_at": "2026-10-03T12:14:39.317000+00:00",
  "signals": {
    "public_poc": {
      "at": "2026-09-19T10:59:39+00:00",
      "days": -14.052087002314815,
      "is_lower_bound": false,
      "measured_at": "2026-10-03T12:14:39.317000+00:00",
      "url": "https://github.com/nezhahq/nezha/security/advisories/GHSA-7j7v-j77m-6g3m"
    },
    "trigger_signal": {
      "at": "2026-10-03T12:14:39.317000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-03T12:14:39.317000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-105113"
    }
  }
}