Accordion and Accordion Slider 1.4.6 – Injected Backdoor_CVE-2026-6443

{
    "lastseen": "",
    "description": "The Accordion and Accordion Slider plugin for WordPress is vulnerable to an injected backdoor in version 1.4.6. This is due to the plugin being sold to a malicious threat actor that embedded a backdoor in all of the plugin's they acquired. This makes it possible for the threat actor to maintain a persistent backdoor and inject spam into the affected sites.",
    "published": "2026-04-17T06:44:49.128Z",
    "modified": "2026-04-17T06:44:49.128Z",
    "type": "cve",
    "title": "Accordion and Accordion Slider 1.4.6 - Injected Backdoor",
    "source": "Wordfence",
    "references": "https://www.wordfence.com/threat-intel/vulnerabilities/id/2597724a-9a39-4e46-b153-f42366f833ba?source=cve\nhttps://anchor.host/someone-bought-30-wordpress-plugins-and-planted-a-backdoor-in-all-of-them/",
    "id": "CVE-2026-6443",
    "bulletinFamily": "",
    "cwe": [
        "CWE-506"
    ],
    "cvelist": null,
    "sourceData": "essentialplugin Accordion and Accordion Slider 1.4.6",
    "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": "Accordion and Accordion Slider",
    "version": "1.4.6",
    "vendor": "essentialplugin",
    "ai_description": "Injected backdoor in Accordion and Accordion Slider plugin for WordPress",
    "ai_severity": "Critical",
    "ai_vendor": "essentialplugin",
    "ai_product": "Accordion and Accordion Slider",
    "ai_version": "1.4.6",
    "ai_score": 9.8
}