OpenClaw < 2026.3.22 - Arbitrary Code Execution via Unvalidated WebView JavascriptInterface_CVE-2026-35643

{
    "lastseen": "",
    "description": "OpenClaw before 2026.3.22 contains an unvalidated WebView JavascriptInterface vulnerability allowing attackers to inject arbitrary instructions. Untrusted pages can invoke the canvas bridge to execute malicious code within the Android application context.",
    "published": "2026-04-10T16:03:11.209Z",
    "modified": "2026-04-10T16:03:11.209Z",
    "type": "cve",
    "title": "OpenClaw < 2026.3.22 - Arbitrary Code Execution via Unvalidated WebView JavascriptInterface",
    "source": "VulnCheck",
    "references": "https://github.com/openclaw/openclaw/security/advisories/GHSA-cxmw-p77q-wchg\nhttps://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87\nhttps://github.com/openclaw/openclaw/commit/8b02ef133275be96d8aac2283100016c8a7f32e5\nhttps://www.vulncheck.com/advisories/openclaw-arbitrary-code-execution-via-unvalidated-webview-javascriptinterface",
    "id": "CVE-2026-35643",
    "bulletinFamily": "",
    "cwe": [
        "CWE-940"
    ],
    "cvelist": null,
    "sourceData": "OpenClaw OpenClaw 0",
    "sourceHref": "",
    "cvss": {
        "score": 8.6,
        "severity": "HIGH",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/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": "Arbitrary code execution via unvalidated WebView JavascriptInterface in OpenClaw before 2026.3.22",
    "ai_severity": "High",
    "ai_vendor": "OpenClaw",
    "ai_product": "OpenClaw",
    "ai_version": "< 2026.3.22",
    "ai_score": 8.6
}