PrestaShop has multiple stored XSS vulnerabilities via unprotected Template variables_CVE-2026-33673

{
    "lastseen": "",
    "description": "PrestaShop is an open source e-commerce web application. Versions prior to 8.2.5 and 9.1.0 are vulnerable to stored Cross-Site Scripting (stored XSS) vulnerabilities in the BO. An attacker who can inject data into the database, via limited back-office access or a previously existing vulnerability, can exploit unprotected variables in back-office templates. Versions 8.2.5 and 9.1.0 contain a fix. No known workarounds are available.",
    "published": "2026-03-26T21:41:13.249Z",
    "modified": "2026-03-27T20:27:40.683Z",
    "type": "cve",
    "title": "PrestaShop has multiple stored XSS vulnerabilities via unprotected Template variables",
    "source": "GitHub_M",
    "references": "https://github.com/PrestaShop/PrestaShop/security/advisories/GHSA-35pf-37c6-jxjv\nhttps://github.com/PrestaShop/PrestaShop/releases/tag/8.2.5\nhttps://github.com/PrestaShop/PrestaShop/releases/tag/9.1.0",
    "id": "CVE-2026-33673",
    "bulletinFamily": "",
    "cwe": [
        "CWE-79"
    ],
    "cvelist": null,
    "sourceData": "PrestaShop PrestaShop >= 9.0.0-alpha.1, < 9.1.0\nPrestaShop PrestaShop < 8.2.5",
    "sourceHref": "",
    "cvss": {
        "score": 7.7,
        "severity": "HIGH",
        "vector": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H",
        "version": "3.1"
    },
    "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": "PrestaShop",
    "version": ">= 9.0.0-alpha.1, < 9.1.0",
    "vendor": "PrestaShop",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}