{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-19826",
        "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "state": "PUBLISHED",
        "assignerShortName": "VulDB",
        "dateReserved": "2026-08-14T05:50:11.826Z",
        "datePublished": "2026-08-14T13:00:09.415Z",
        "dateUpdated": "2026-08-14T13:00:09.415Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
                "shortName": "VulDB",
                "dateUpdated": "2026-08-14T13:00:09.415Z"
            },
            "title": "alldatacenter alldata xxl-rpc Listener HessianSerializer.java Hessian2Input.readObject deserialization",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "cweId": "CWE-502",
                            "lang": "en",
                            "description": "Deserialization"
                        }
                    ]
                },
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "cweId": "CWE-20",
                            "lang": "en",
                            "description": "Improper Input Validation"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "alldatacenter",
                    "product": "alldata",
                    "versions": [
                        {
                            "version": "0.6.0",
                            "status": "affected"
                        },
                        {
                            "version": "0.6.1",
                            "status": "affected"
                        },
                        {
                            "version": "0.6.2",
                            "status": "affected"
                        },
                        {
                            "version": "0.6.3",
                            "status": "affected"
                        },
                        {
                            "version": "0.6.4",
                            "status": "affected"
                        },
                        {
                            "version": "0.6.5",
                            "status": "affected"
                        },
                        {
                            "version": "0.6.6",
                            "status": "affected"
                        },
                        {
                            "version": "0.6.7",
                            "status": "affected"
                        },
                        {
                            "version": "0.6.8",
                            "status": "affected"
                        }
                    ],
                    "cpes": [
                        "cpe:2.3:a:alldata:alldata:*:*:*:*:*:*:*:*"
                    ],
                    "modules": [
                        "xxl-rpc Listener"
                    ]
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A vulnerability was detected in alldatacenter alldata up to 0.6.8. This affects the function Hessian2Input.readObject of the file /serialize/impl/HessianSerializer.java of the component xxl-rpc Listener. The manipulation results in deserialization. The attack may be performed from remote. The exploit is now public and may be used. The project closed the issue report as \"not planned\" without any further explanation."
                }
            ],
            "metrics": [
                {
                    "cvssV4_0": {
                        "version": "4.0",
                        "baseScore": 6.9,
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
                        "baseSeverity": "MEDIUM"
                    }
                },
                {
                    "cvssV3_1": {
                        "version": "3.1",
                        "baseScore": 7.3,
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
                        "baseSeverity": "HIGH"
                    }
                },
                {
                    "cvssV3_0": {
                        "version": "3.0",
                        "baseScore": 7.3,
                        "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
                        "baseSeverity": "HIGH"
                    }
                },
                {
                    "cvssV2_0": {
                        "version": "2.0",
                        "baseScore": 7.5,
                        "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR"
                    }
                }
            ],
            "timeline": [
                {
                    "time": "2026-08-14T00:00:00.000Z",
                    "lang": "en",
                    "value": "Advisory disclosed"
                },
                {
                    "time": "2026-08-14T02:00:00.000Z",
                    "lang": "en",
                    "value": "VulDB entry created"
                },
                {
                    "time": "2026-08-14T07:55:18.000Z",
                    "lang": "en",
                    "value": "VulDB entry last update"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "fakebug (VulDB User)",
                    "type": "reporter"
                },
                {
                    "lang": "en",
                    "value": "VulDB CNA Team",
                    "type": "coordinator"
                }
            ],
            "references": [
                {
                    "url": "https://vuldb.com/vuln/389959",
                    "name": "VDB-389959 | alldatacenter alldata xxl-rpc Listener HessianSerializer.java Hessian2Input.readObject deserialization",
                    "tags": [
                        "vdb-entry",
                        "technical-description"
                    ]
                },
                {
                    "url": "https://vuldb.com/vuln/389959/cti",
                    "name": "VDB-389959 | CTI Indicators (IOB, IOC, IOA)",
                    "tags": [
                        "signature",
                        "permissions-required"
                    ]
                },
                {
                    "url": "https://vuldb.com/cve/CVE-2026-19826",
                    "name": "CVE-2026-19826 | CVE Analysis and Report",
                    "tags": [
                        "third-party-advisory"
                    ]
                },
                {
                    "url": "https://vuldb.com/submit/870236",
                    "name": "Submit #870236 | alldatacenter alldata v0.6.8 CWE-502",
                    "tags": [
                        "third-party-advisory"
                    ]
                },
                {
                    "url": "https://github.com/alldatacenter/alldata/issues/832",
                    "tags": [
                        "exploit",
                        "issue-tracking"
                    ]
                },
                {
                    "url": "https://github.com/alldatacenter/alldata/",
                    "tags": [
                        "product"
                    ]
                }
            ],
            "x_generator": [
                "VulDB PVTS v202608"
            ]
        }
    }
}