Pillow has an out-of-bounds write when loading PSD images_CVE-2026-25990

{
    "lastseen": "",
    "description": "Pillow is a Python imaging library. From 10.3.0 to before 12.1.1, n out-of-bounds write may be triggered when loading a specially crafted PSD image. This vulnerability is fixed in 12.1.1.",
    "published": "2026-02-11T20:53:52.524Z",
    "modified": "2026-02-11T21:30:18.982Z",
    "type": "cve",
    "title": "Pillow has an out-of-bounds write when loading PSD images",
    "source": "GitHub_M",
    "references": "https://github.com/python-pillow/Pillow/security/advisories/GHSA-cfh3-3jmp-rvhc\nhttps://github.com/python-pillow/Pillow/commit/9000313cc5d4a31bdcdd6d7f0781101abab553aa",
    "id": "CVE-2026-25990",
    "bulletinFamily": "",
    "cwe": [
        "CWE-787"
    ],
    "cvelist": null,
    "sourceData": "python-pillow Pillow >= 10.3.0, < 12.1.1",
    "sourceHref": "",
    "cvss": {
        "score": 8.9,
        "severity": "HIGH",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P",
        "version": "4.0"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "Pillow",
    "version": ">= 10.3.0, < 12.1.1",
    "vendor": "python-pillow",
    "ai_description": "Out-of-bounds write when loading PSD images",
    "ai_severity": "High",
    "ai_vendor": "Python Pillow Team",
    "ai_product": "Pillow",
    "ai_version": "10.3.0 to 12.1.0",
    "ai_score": 8.9
}