Exploit for Reliance on Untrusted Inputs in a Security Decision in Microsoft_3E62D1D9-C87C-51D9-A847-0A971F515235

{
    "lastseen": "2026-01-29T17:58:55",
    "description": "CVE-2026-21509 \u2014 Educational Dummy PoC for Defender Visibility \u26a0\ufe0f This repository provides a harmless, non-exploit Proof of Concept. Its purpose is to support defensive research, EDR/AV visibility testing, and training. It does not exploit...",
    "published": "2026-01-29T00:51:18",
    "modified": "2026-01-29T00:51:19",
    "type": "githubexploit",
    "title": "Exploit for Reliance on Untrusted Inputs in a Security Decision in Microsoft",
    "source": "",
    "references": "",
    "id": "3E62D1D9-C87C-51D9-A847-0A971F515235",
    "bulletinFamily": "exploit",
    "cwe": null,
    "cvelist": [
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    "sourceData": "",
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    "cvss": {
        "score": 7.8,
        "severity": "HIGH",
        "vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
        "version": "3.1"
    },
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        "cvssV3": {
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    "href": "https://github.com/gavz/CVE-2026-21509-PoC",
    "category_name": "Exploit",
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