Daytona: Cross-tenant data leak in notification WebSocket gateway via unverified organizationId join_CVE-2026-54324

{
    "lastseen": "",
    "description": "Daytona is a secure and elastic infrastructure runtime for AI-generated code execution and agent workflows. Prior to 0.185.0, a cross-tenant authorization flaw in Daytona's notification WebSocket gateway allowed any authenticated user to subscribe to another organization's realtime notification channel and passively receive that organization's events. This vulnerability is fixed in 0.185.0.",
    "published": "2026-06-23T18:07:23.745Z",
    "modified": "2026-06-23T18:07:23.745Z",
    "type": "cve",
    "title": "Daytona: Cross-tenant data leak in notification WebSocket gateway via unverified organizationId join",
    "source": "GitHub_M",
    "references": "https://github.com/daytonaio/daytona/security/advisories/GHSA-qwxf-2m7m-2m3x",
    "id": "CVE-2026-54324",
    "bulletinFamily": "",
    "cwe": [
        "CWE-639",
        "CWE-863"
    ],
    "cvelist": null,
    "sourceData": "daytonaio daytona < 0.185.0",
    "sourceHref": "",
    "cvss": {
        "score": 6.5,
        "severity": "MEDIUM",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
        "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": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "daytona",
    "version": "< 0.185.0",
    "vendor": "daytonaio",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}