OpenClaw < 2026.4.10 - Unsanitized External Input in Agent Hook Events_CVE-2026-43534

{
    "lastseen": "",
    "description": "OpenClaw before 2026.4.10 contains an input validation vulnerability that allows external hook metadata to be enqueued as trusted system events. Attackers can supply malicious hook names to escalate untrusted input into higher-trust agent context.",
    "published": "2026-05-05T11:25:06.675Z",
    "modified": "2026-05-05T11:25:06.675Z",
    "type": "cve",
    "title": "OpenClaw < 2026.4.10 - Unsanitized External Input in Agent Hook Events",
    "source": "VulnCheck",
    "references": "https://github.com/openclaw/openclaw/security/advisories/GHSA-7g8c-cfr3-vqqr\nhttps://github.com/openclaw/openclaw/commit/e3a845bde5b54f4f1e742d0a51ba9860f9619b29\nhttps://www.vulncheck.com/advisories/openclaw-unsanitized-external-input-in-agent-hook-events",
    "id": "CVE-2026-43534",
    "bulletinFamily": "",
    "cwe": [
        "CWE-345"
    ],
    "cvelist": null,
    "sourceData": "OpenClaw OpenClaw 0",
    "sourceHref": "",
    "cvss": {
        "score": 9.3,
        "severity": "CRITICAL",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/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": "OpenClaw",
    "version": "0",
    "vendor": "OpenClaw",
    "ai_description": "Input validation vulnerability allowing external hook metadata to be enqueued as trusted system events",
    "ai_severity": "Critical",
    "ai_vendor": "OpenClaw",
    "ai_product": "OpenClaw",
    "ai_version": "< 2026.4.10",
    "ai_score": 9.3
}