{
  "schemaVersion": 1,
  "incident": {
    "id": "cve-2026-77459",
    "url": "https://cveboard.org/i/cve-2026-77459",
    "urlPt": "https://cveboard.org/pt/i/cve-2026-77459",
    "json": "https://cveboard.org/i/cve-2026-77459.json",
    "kind": "vuln",
    "live": true,
    "knownExploited": false,
    "severity": "critical",
    "title": "Argo CD: AppProject destination-namespace and resource restrictions bypassed by PreDelete/PostDelete resource hooks",
    "summary": "Argo CD checks an Application's AppProject before it creates resources during a sync. That check covers destination namespaces and servers, cluster-scoped resource allow and deny lists, and namespaced resource allow and deny lists, including resource names. PreDelete and PostDelete hooks skip it.",
    "titlePt": "Argo CD: contorno das restrições de destination-namespace e de recursos do AppProject por hooks de recursos PreDelete/PostDelete",
    "summaryPt": "O Argo CD verifica o AppProject de uma Aplicação antes de criar recursos durante uma sincronização. Essa verificação cobre namespaces e servidores de destino, listas de permissões e negações de recursos em nível de cluster e listas de permissões e negações de recursos em nível de namespace, incluindo nomes de recursos. Os hooks PreDelete e PostDelete pulam essa verificação.",
    "cves": [
      "CVE-2026-77459"
    ],
    "ghsa": "GHSA-fmxq-cgp8-87wp",
    "cvss": {
      "score": 9.9,
      "version": "3.1"
    },
    "epss": {
      "percentage": 0.0072,
      "percentile": 0.52865,
      "asOf": "2026-10-23"
    },
    "packages": [
      {
        "ecosystem": "go",
        "name": "github.com/argoproj/argo-cd/v2",
        "vulnerable": ">= 2.10.0, <= 2.14.21",
        "fixed": null,
        "advisory": "GHSA-fmxq-cgp8-87wp"
      },
      {
        "ecosystem": "go",
        "name": "github.com/argoproj/argo-cd/v3",
        "vulnerable": ">= 3.0.0, < 3.3.15",
        "fixed": "3.3.15",
        "advisory": "GHSA-fmxq-cgp8-87wp"
      },
      {
        "ecosystem": "go",
        "name": "github.com/argoproj/argo-cd/v3",
        "vulnerable": ">= 3.4.0, < 3.4.10",
        "fixed": "3.4.10",
        "advisory": "GHSA-fmxq-cgp8-87wp"
      },
      {
        "ecosystem": "go",
        "name": "github.com/argoproj/argo-cd/v3",
        "vulnerable": ">= 3.5.0, < 3.5.4",
        "fixed": "3.5.4",
        "advisory": "GHSA-fmxq-cgp8-87wp"
      },
      {
        "ecosystem": "go",
        "name": "github.com/argoproj/argo-cd/v3",
        "vulnerable": ">= 3.6.0-rc1, < 3.6.0-rc2",
        "fixed": "3.6.0-rc2",
        "advisory": "GHSA-fmxq-cgp8-87wp"
      }
    ],
    "vendor": null,
    "product": null,
    "kev": null,
    "breach": null,
    "retracted": false,
    "sources": [
      {
        "label": "GitHub Advisory Database",
        "url": "https://github.com/advisories/GHSA-fmxq-cgp8-87wp"
      }
    ],
    "publishedAt": "2026-10-15T20:19:31.000Z",
    "updatedAt": "2026-10-15T20:19:31.000Z"
  },
  "live": true,
  "events": [
    {
      "id": "ghsa:GHSA-fmxq-cgp8-87wp:ghsa_published:2026-10-15T20:19:31.000Z",
      "incidentId": "cve-2026-77459",
      "type": "ghsa_published",
      "at": "2026-10-15T20:19:31.000Z",
      "detail": {
        "ghsa": "GHSA-fmxq-cgp8-87wp",
        "severity": "critical",
        "fixed": "3.3.15, 3.4.10, 3.5.4, 3.6.0-rc2"
      }
    }
  ]
}