ImageMagick: Heap BufferOverflow write of single zero byte when parsing XML_CVE-2026-33899

{
    "lastseen": "",
    "description": "ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below 7.1.2-189 and 6.9.13-44, when `Magick` parses an XML file it is possible that a single zero byte is written out of the bounds. This issue has been fixed in versions 6.9.13-44 and 7.1.2-19.",
    "published": "2026-04-13T20:46:43.781Z",
    "modified": "2026-04-13T20:46:43.781Z",
    "type": "cve",
    "title": "ImageMagick: Heap BufferOverflow write of single zero byte when parsing XML",
    "source": "GitHub_M",
    "references": "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-cr67-pvmx-2pp2\nhttps://github.com/ImageMagick/ImageMagick/commit/ae679e2fd19ec656bfab9f822ae4cf06bf91604d\nhttps://github.com/ImageMagick/ImageMagick/releases/tag/7.1.2-19\nhttps://github.com/dlemstra/Magick.NET/releases/tag/14.12.0",
    "id": "CVE-2026-33899",
    "bulletinFamily": "",
    "cwe": [
        "CWE-122",
        "CWE-191"
    ],
    "cvelist": null,
    "sourceData": "ImageMagick ImageMagick < 6.9.13-44\nImageMagick ImageMagick < 7.1.2-19",
    "sourceHref": "",
    "cvss": {
        "score": 5.3,
        "severity": "MEDIUM",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
        "version": "3.1"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
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            "privilegesRequired": "",
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            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "ImageMagick",
    "version": "< 6.9.13-44",
    "vendor": "ImageMagick",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}