{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-18856",
        "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "state": "PUBLISHED",
        "assignerShortName": "VulDB",
        "dateReserved": "2026-08-04T15:58:58.811Z",
        "datePublished": "2026-08-05T00:30:12.143Z",
        "dateUpdated": "2026-08-05T16:19:40.785Z"
    },
    "containers": {
        "cna": {
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                "shortName": "VulDB",
                "dateUpdated": "2026-08-05T00:30:12.143Z"
            },
            "title": "Poesis Rhymix CMS Data Import importer.admin.controller.php procImporterAdminCheckXmlFile server-side request forgery",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "cweId": "CWE-918",
                            "lang": "en",
                            "description": "Server-Side Request Forgery"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "Poesis",
                    "product": "Rhymix CMS",
                    "versions": [
                        {
                            "version": "2.1.0",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.1",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.2",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.3",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.4",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.5",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.6",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.7",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.8",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.9",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.10",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.11",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.12",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.13",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.14",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.15",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.16",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.17",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.18",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.19",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.20",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.21",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.22",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.23",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.24",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.25",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.26",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.27",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.28",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.29",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.30",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.31",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.32",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.33",
                            "status": "affected"
                        },
                        {
                            "version": "2.1.34",
                            "status": "unaffected"
                        }
                    ],
                    "cpes": [
                        "cpe:2.3:a:poesis:rhymix_cms:*:*:*:*:*:*:*:*"
                    ],
                    "modules": [
                        "Data Import Module"
                    ]
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A vulnerability was determined in Poesis Rhymix CMS up to 2.1.33. This impacts the function procImporterAdminCheckXmlFile of the file modules/importer/importer.admin.controller.php of the component Data Import Module. This manipulation of the argument filename causes server-side request forgery. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version 2.1.34 will fix this issue. It is recommended to upgrade the affected component."
                }
            ],
            "metrics": [
                {
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                        "version": "4.0",
                        "baseScore": 5.1,
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
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            "timeline": [
                {
                    "time": "2026-08-04T00:00:00.000Z",
                    "lang": "en",
                    "value": "Advisory disclosed"
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                {
                    "time": "2026-08-04T02:00:00.000Z",
                    "lang": "en",
                    "value": "VulDB entry created"
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                    "time": "2026-08-04T18:04:30.000Z",
                    "lang": "en",
                    "value": "VulDB entry last update"
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            "references": [
                {
                    "url": "https://vuldb.com/vuln/385868",
                    "name": "VDB-385868 | Poesis Rhymix CMS Data Import importer.admin.controller.php procImporterAdminCheckXmlFile server-side request forgery",
                    "tags": [
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                },
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                    "url": "https://vuldb.com/vuln/385868/cti",
                    "name": "VDB-385868 | CTI Indicators (IOB, IOC, IOA)",
                    "tags": [
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                    "name": "CVE-2026-18856 | CVE Analysis and Report",
                    "tags": [
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                {
                    "url": "https://vuldb.com/submit/858471",
                    "name": "Submit #858471 | Poesis Inc. Rhymix CMS <=2.1.33 Server-Side Request Forgery",
                    "tags": [
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                },
                {
                    "url": "https://github.com/MCzhao2006/Rhymix-SSRF-Report",
                    "tags": [
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                },
                {
                    "url": "https://rhymix.org/news/1948042",
                    "tags": [
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                },
                {
                    "url": "https://rhymix.org/files/attach/releases/rhymix-2.1.34.zip",
                    "tags": [
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        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-08-05T16:19:26.715375Z",
                                "id": "CVE-2026-18856",
                                "options": [
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                                        "Exploitation": "poc"
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                                "role": "CISA Coordinator",
                                "version": "2.0.3"
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                "title": "CISA ADP Vulnrichment",
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