Exploit for Authorization Bypass Through User-Controlled Key in Docmost_0A738D4C-E642-58D3-988B-4E964946EC66

{
    "lastseen": "2026-06-26T12:53:00",
    "description": "CVE-2026-34213 A low-privileged Docmost user could supply a victim attachmentId to the generic upload endpoint and overwrite another page's stored attachment inside the same workspace. Intro I identified, responsibly disclosed, and reproduced a...",
    "published": "2026-06-26T12:43:11",
    "modified": "2026-06-26T12:44:40",
    "type": "githubexploit",
    "title": "Exploit for Authorization Bypass Through User-Controlled Key in Docmost",
    "source": "",
    "references": "",
    "id": "0A738D4C-E642-58D3-988B-4E964946EC66",
    "bulletinFamily": "exploit",
    "cwe": null,
    "cvelist": [
        "CVE-2026-34213"
    ],
    "sourceData": "",
    "sourceHref": "",
    "cvss": {
        "score": 5.4,
        "severity": "MEDIUM",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L",
        "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": "https://github.com/0xmrma/CVE-2026-34213",
    "category_name": "Exploit",
    "post_link": "",
    "product": "",
    "version": "",
    "vendor": "",
    "ai_description": "",
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    "ai_score": 0
}