{
  "published": "2026-04-17T13:23:51Z",
  "modified": "2026-05-07T20:14:08Z",
  "schema_version": "1.7.5",
  "id": "CGA-mc2x-4g43-h672",
  "severity": [
    {
      "type": "CVSS_V4",
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N"
    }
  ],
  "upstream": [
    "CVE-2026-34479",
    "GHSA-h383-gmxw-35v2"
  ],
  "references": [
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2026/04/10/8"
    },
    {
      "type": "WEB",
      "url": "https://logging.apache.org/log4j/2.x/migrate-from-log4j1.html"
    },
    {
      "type": "WEB",
      "url": "https://repo.maven.apache.org/maven2"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/34xxx/CVE-2026-34479.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://lists.apache.org/thread/gd0hp6mj17rn3kj279vgy4p7kd4zz5on"
    },
    {
      "type": "ADVISORY",
      "url": "https://logging.apache.org/cyclonedx/vdr.xml"
    },
    {
      "type": "ADVISORY",
      "url": "https://logging.apache.org/security.html#CVE-2026-34479"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-34479"
    },
    {
      "type": "FIX",
      "url": "https://github.com/apache/logging-log4j2/pull/4078"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "Chainguard",
        "name": "logstash-9.2",
        "purl": "pkg:apk/chainguard/logstash-9.2?arch=aarch64"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "components": [
          {
            "architecture": "aarch64",
            "component_name": "log4j-1.2-api",
            "component_version": "2.19.0",
            "component_type": "java-archive",
            "component_location": "/usr/share/logstash/vendor/bundle/jruby/3.1.0/gems/logstash-filter-elastic_integration-9.4.0-java/vendor/jar-dependencies/co/elastic/logstash-filter-elastic_integration/9.4.0/logstash-filter-elastic_integration-9.4.0.jar",
            "component_purl": "pkg:maven/log4j-1.2-api@2.19.0",
            "latest_event_status": "pending_upstream_fix",
            "latest_event_timestamp": "2026-05-06T15:44:16Z"
          }
        ]
      }
    },
    {
      "package": {
        "ecosystem": "Wolfi",
        "name": "logstash-9.2",
        "purl": "pkg:apk/wolfi/logstash-9.2?arch=aarch64"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "components": [
          {
            "architecture": "aarch64",
            "component_name": "log4j-1.2-api",
            "component_version": "2.19.0",
            "component_type": "java-archive",
            "component_location": "/usr/share/logstash/vendor/bundle/jruby/3.1.0/gems/logstash-filter-elastic_integration-9.4.0-java/vendor/jar-dependencies/co/elastic/logstash-filter-elastic_integration/9.4.0/logstash-filter-elastic_integration-9.4.0.jar",
            "component_purl": "pkg:maven/log4j-1.2-api@2.19.0",
            "latest_event_status": "pending_upstream_fix",
            "latest_event_timestamp": "2026-05-06T15:44:16Z"
          }
        ]
      }
    }
  ]
}