SPIP < 4.4.9 Stored Cross-Site Scripting via Syndicated Sites_CVE-2026-27473

{
    "lastseen": "",
    "description": "SPIP before 4.4.9 allows Stored Cross-Site Scripting (XSS) via syndicated sites in the private area. The #URL_SYNDIC output is not properly sanitized on the private syndicated site page, allowing an attacker who can set a malicious syndication URL to inject persistent scripts that execute when other administrators view the syndicated site details.",
    "published": "2026-02-19T18:38:26.735Z",
    "modified": "2026-02-19T18:38:26.735Z",
    "type": "cve",
    "title": "SPIP < 4.4.9 Stored Cross-Site Scripting via Syndicated Sites",
    "source": "VulnCheck",
    "references": "https://blog.spip.net/Mise-a-jour-de-securite-sortie-de-SPIP-4-4-9.html\nhttps://git.spip.net/spip/spip\nhttps://www.vulncheck.com/advisories/spip-stored-cross-site-scripting-via-syndicated-sites",
    "id": "CVE-2026-27473",
    "bulletinFamily": "",
    "cwe": [
        ""
    ],
    "cvelist": null,
    "sourceData": "SPIP SPIP 4.4.0",
    "sourceHref": "",
    "cvss": {
        "score": 5.1,
        "severity": "MEDIUM",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N",
        "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": "SPIP",
    "version": "4.4.0",
    "vendor": "SPIP",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}