Linkify 4.3.1 – Prototype Pollution & HTML Attribute Injection (XSS)_CVE-2025-8101

{
    "lastseen": "",
    "description": "Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') vulnerability in Linkify (linkifyjs) allows XSS Targeting HTML Attributes and Manipulating User-Controlled Variables.This issue affects Linkify: from 4.3.1 before 4.3.2.",
    "published": "2025-07-25T21:52:47.287Z",
    "modified": "2025-07-28T14:56:39.776Z",
    "type": "cve",
    "title": "Linkify 4.3.1 - Prototype Pollution & HTML Attribute Injection (XSS)",
    "source": "Fluid Attacks",
    "references": "https://fluidattacks.com/advisories/charly\nhttps://github.com/nfrasser/linkifyjs\nhttps://www.npmjs.com/package/linkifyjs\nhttps://github.com/nfrasser/linkifyjs/releases/tag/v4.3.2",
    "id": "CVE-2025-8101",
    "bulletinFamily": "",
    "cwe": [
        "CWE-1321"
    ],
    "cvelist": null,
    "sourceData": "Linkify Linkify 4.3.1",
    "sourceHref": "",
    "cvss": {
        "score": 8.8,
        "severity": "HIGH",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/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": "Linkify",
    "version": "4.3.1",
    "vendor": "Linkify",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}