Joomla! Core – [20260518] – Transport encryption downgrade for password and username reset links_CVE-2026-48902

{
    "lastseen": "",
    "description": "The password and username reset features created plain http links for https connections if the \"Force SSL\" flag wasn't explicitly set.",
    "published": "2026-05-26T16:43:32.835Z",
    "modified": "2026-05-28T13:23:59.048Z",
    "type": "cve",
    "title": "Joomla! Core - [20260518] - Transport encryption downgrade for password and username reset links",
    "source": "Joomla",
    "references": "https://developer.joomla.org/security-centre/1050-20260518-core-transport-encryption-downgrade-for-password-and-username-reset-links.html",
    "id": "CVE-2026-48902",
    "bulletinFamily": "",
    "cwe": null,
    "cvelist": null,
    "sourceData": "Joomla! Project Joomla! CMS 3.9.0-5.4.5\nJoomla! Project Joomla! CMS 6.0.0-6.1.0",
    "sourceHref": "",
    "cvss": {
        "score": 9.8,
        "severity": "CRITICAL",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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": "Joomla! CMS",
    "version": "3.9.0-5.4.5, 6.0.0-6.1.0",
    "vendor": "Joomla! Project",
    "ai_description": "Transport encryption downgrade vulnerability in Joomla! Core, allowing attackers to intercept sensitive information via plain HTTP links for password and username reset features.",
    "ai_severity": "Critical",
    "ai_vendor": "Joomla! Project",
    "ai_product": "Joomla! CMS",
    "ai_version": "3.9.0-5.4.5, 6.0.0-6.1.0",
    "ai_score": 9.8
}