{
  "published": "2026-07-31T13:34:40Z",
  "modified": "2026-08-12T12:05:11Z",
  "schema_version": "1.7.5",
  "id": "CGA-9m2g-9p79-6cwx",
  "severity": [
    {
      "type": "CVSS_V4",
      "score": "CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"
    }
  ],
  "upstream": [
    "CVE-2026-54522",
    "GHSA-4mrv-5p47-p938"
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/54xxx/CVE-2026-54522.json"
    },
    {
      "type": "FIX",
      "url": "https://github.com/msgpack/msgpack-ruby/commit/5627d71606b565641d2dd501b82aae862f4abe90"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/msgpack/msgpack-ruby/security/advisories/GHSA-4mrv-5p47-p938"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-54522"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "Chainguard",
        "name": "ruby3.4-kube-logging-operator-fluentd-outputs",
        "purl": "pkg:apk/chainguard/ruby3.4-kube-logging-operator-fluentd-outputs?arch=x86_64"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.8.0-r0"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "components": [
          {
            "component_name": "msgpack",
            "component_version": "1.8.0",
            "component_type": "gem",
            "component_location": "/usr/local/bundle/specifications/msgpack-1.8.0.gemspec",
            "component_purl": "pkg:gem/msgpack@1.8.0",
            "latest_event_status": "fixed",
            "latest_event_timestamp": "2026-08-12T12:05:11Z"
          }
        ]
      }
    },
    {
      "package": {
        "ecosystem": "Wolfi",
        "name": "ruby3.4-kube-logging-operator-fluentd-outputs",
        "purl": "pkg:apk/wolfi/ruby3.4-kube-logging-operator-fluentd-outputs?arch=x86_64"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.8.0-r0"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "components": [
          {
            "component_name": "msgpack",
            "component_version": "1.8.0",
            "component_type": "gem",
            "component_location": "/usr/local/bundle/specifications/msgpack-1.8.0.gemspec",
            "component_purl": "pkg:gem/msgpack@1.8.0",
            "latest_event_status": "fixed",
            "latest_event_timestamp": "2026-08-12T12:05:11Z"
          }
        ]
      }
    }
  ]
}