{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "7.1.2-18"
              },
              {
                "introduced": "7.0.0-0"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "CPE_RANGE"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "d4e4b2b35a573fb7d96bc64ff1a417415bbe0f4c"
            }
          ],
          "repo": "https://github.com/imagemagick/imagemagick",
          "type": "GIT"
        },
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "6.9.13-43"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0c99e02008d52f118627c51bb97538ecf0c2a01d"
            }
          ],
          "repo": "https://github.com/imagemagick/imagemagick6",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-9r56-3gjq-hqf7"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-401"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/56xxx/CVE-2026-56366.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "fixed": "6.9.13-43"
          }
        ],
        "source": "AFFECTED_FIELD"
      }
    ]
  },
  "details": "ImageMagick before 7.1.2-18 contains a memory leak vulnerability in the META reader when processing APP1JPEG input paths. Attackers can trigger this memory leak by providing specially crafted APP1JPEG image files, causing denial of service through resource exhaustion.",
  "id": "CVE-2026-56366",
  "modified": "2026-07-16T03:30:55.550995713Z",
  "published": "2026-07-10T13:57:58.303Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/56xxx/CVE-2026-56366.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-9r56-3gjq-hqf7"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-56366"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/imagemagick-memory-leak-in-meta-reader-app1jpeg-error-path"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "ImageMagick - Memory Leak in META Reader APP1JPEG Error Path"
}