HTTP Desynchronisation in Vertex AI for certain third-party models_CVE-2025-11915

{
    "lastseen": "",
    "description": "Connection desynchronization between an HTTP proxy and the model backend. The fixes were rolled out for all proxies in front of impacted models by 2025-09-28. Users do not need to take any action.",
    "published": "2025-10-22T09:13:24.601Z",
    "modified": "2025-10-22T10:40:03.756Z",
    "type": "cve",
    "title": "HTTP Desynchronisation in Vertex AI for certain third-party models",
    "source": "GoogleCloud",
    "references": "https://cloud.google.com/vertex-ai/generative-ai/docs/security-bulletins#gcp-2025-059",
    "id": "CVE-2025-11915",
    "bulletinFamily": "",
    "cwe": [
        "CWE-444"
    ],
    "cvelist": null,
    "sourceData": "Google Cloud Vertex AI: Partner Models for MaaS 0\nGoogle Cloud Vertex AI: Open Models for MaaS 0\nGoogle Cloud Vertex AI: Self-Deployed Models 0",
    "sourceHref": "",
    "cvss": {
        "score": 6.9,
        "severity": "MEDIUM",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:L/SI:N/SA:L/U:Clear",
        "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": "Vertex AI: Partner Models for MaaS",
    "version": "0",
    "vendor": "Google Cloud",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}