{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "2.9.1"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "066e75a8b3e99962685d6a90cdd5293ebffd9261"
            }
          ],
          "repo": "https://github.com/sparkle-project/sparkle",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-g3hp-f6mg-559v"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-306",
      "CWE-441"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/47xxx/CVE-2026-47122.json"
  },
  "details": "Sparkle is a software update framework for macOS. In versions up to and including 2.9.1, `Autoupdate/AppInstaller.m`'s `shouldAcceptNewConnection:` only enforces `SUCodeSigningVerifier validateConnection:` before stage 1 completes. After `_performedStage1Installation = YES`, new connections to the registered Mach service `\u003cbundleId\u003e-spki` are accepted from any local process without team-ID or code-signing checks. As of time of publication, no known patched versions are available.",
  "id": "CVE-2026-47122",
  "modified": "2026-07-25T03:56:16.496329285Z",
  "published": "2026-07-21T13:57:59.824Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/47xxx/CVE-2026-47122.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/sparkle-project/Sparkle/security/advisories/GHSA-g3hp-f6mg-559v"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-47122"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Sparkle's AppInstaller post-stage-1 XPC listener accepts unvalidated connections, allowing spoofed appcast item data injection"
}