Dragonfly: RESP Protocol Injection via Lua redis.error_reply() in EvalSerializer_CVE-2026-47206

{
    "lastseen": "",
    "description": "Dragonfly is an in-memory data store built for modern application workloads. Prior to 1.39.9, Dragonfly has a RESP Protocol Injection via Lua redis.error_reply() in EvalSerializer. An authenticated user can inject arbitrary RESP messages into the connection's response stream, potentially causing response desynchronization in connection-pool clients. This vulnerability is fixed in 1.39.9.",
    "published": "2026-06-26T16:39:27.710Z",
    "modified": "2026-06-26T17:31:48.061Z",
    "type": "cve",
    "title": "Dragonfly: RESP Protocol Injection via Lua redis.error_reply() in EvalSerializer",
    "source": "GitHub_M",
    "references": "https://github.com/dragonflydb/dragonfly/security/advisories/GHSA-h77h-c6hc-qc9h\nhttps://github.com/dragonflydb/dragonfly/issues/7328\nhttps://github.com/dragonflydb/dragonfly/pull/7332",
    "id": "CVE-2026-47206",
    "bulletinFamily": "",
    "cwe": [
        "CWE-116"
    ],
    "cvelist": null,
    "sourceData": "dragonflydb dragonfly < 1.38.9",
    "sourceHref": "",
    "cvss": {
        "score": 2.3,
        "severity": "LOW",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/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": "",
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            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "dragonfly",
    "version": "< 1.38.9",
    "vendor": "dragonflydb",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}