{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-12804",
        "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "state": "PUBLISHED",
        "assignerShortName": "VulDB",
        "dateReserved": "2026-06-21T04:09:21.573Z",
        "datePublished": "2026-06-21T18:30:07.377Z",
        "dateUpdated": "2026-06-22T15:52:04.231Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
                "shortName": "VulDB",
                "dateUpdated": "2026-06-22T15:52:04.231Z"
            },
            "title": "lemonldap-ng SAML Common Domain Cookie Endpoint CDC.pm redirect",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "cweId": "CWE-601",
                            "lang": "en",
                            "description": "Open Redirect"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "n/a",
                    "product": "lemonldap-ng",
                    "versions": [
                        {
                            "version": "2.0",
                            "status": "affected"
                        },
                        {
                            "version": "2.1",
                            "status": "affected"
                        },
                        {
                            "version": "2.2",
                            "status": "affected"
                        },
                        {
                            "version": "2.3",
                            "status": "affected"
                        },
                        {
                            "version": "2.4",
                            "status": "affected"
                        },
                        {
                            "version": "2.5",
                            "status": "affected"
                        },
                        {
                            "version": "2.6",
                            "status": "affected"
                        },
                        {
                            "version": "2.7",
                            "status": "affected"
                        },
                        {
                            "version": "2.8",
                            "status": "affected"
                        },
                        {
                            "version": "2.9",
                            "status": "affected"
                        },
                        {
                            "version": "2.10",
                            "status": "affected"
                        },
                        {
                            "version": "2.11",
                            "status": "affected"
                        },
                        {
                            "version": "2.12",
                            "status": "affected"
                        },
                        {
                            "version": "2.13",
                            "status": "affected"
                        },
                        {
                            "version": "2.14",
                            "status": "affected"
                        },
                        {
                            "version": "2.15",
                            "status": "affected"
                        },
                        {
                            "version": "2.16",
                            "status": "affected"
                        },
                        {
                            "version": "2.17",
                            "status": "affected"
                        },
                        {
                            "version": "2.18",
                            "status": "affected"
                        },
                        {
                            "version": "2.19",
                            "status": "affected"
                        },
                        {
                            "version": "2.20",
                            "status": "affected"
                        },
                        {
                            "version": "2.21",
                            "status": "affected"
                        },
                        {
                            "version": "2.22",
                            "status": "affected"
                        },
                        {
                            "version": "2.23.0",
                            "status": "affected"
                        }
                    ],
                    "cpes": [
                        "cpe:2.3:a:lemonldap-ng:lemonldap-ng:*:*:*:*:*:*:*:*"
                    ],
                    "modules": [
                        "SAML Common Domain Cookie Endpoint"
                    ]
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A vulnerability was detected in lemonldap-ng up to 2.23.0. Impacted is an unknown function in the library lemonldap-ng-portal/lib/Lemonldap/NG/Portal/CDC.pm of the component SAML Common Domain Cookie Endpoint. Performing a manipulation of the argument url results in open redirect. The attack is possible to be carried out remotely. The exploit is now public and may be used. Applying a patch is the recommended action to fix this issue. The vendor confirms, that \"it has been fixed some days ago and will be available in 2.23.1. CDC is quite never used, so the impact is very low.\""
                }
            ],
            "metrics": [
                {
                    "cvssV4_0": {
                        "version": "4.0",
                        "baseScore": 5.3,
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P",
                        "baseSeverity": "MEDIUM"
                    }
                },
                {
                    "cvssV3_1": {
                        "version": "3.1",
                        "baseScore": 4.3,
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C",
                        "baseSeverity": "MEDIUM"
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                    "cvssV3_0": {
                        "version": "3.0",
                        "baseScore": 4.3,
                        "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C",
                        "baseSeverity": "MEDIUM"
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                },
                {
                    "cvssV2_0": {
                        "version": "2.0",
                        "baseScore": 5,
                        "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N/E:POC/RL:OF/RC:C"
                    }
                }
            ],
            "timeline": [
                {
                    "time": "2026-06-21T00:00:00.000Z",
                    "lang": "en",
                    "value": "Advisory disclosed"
                },
                {
                    "time": "2026-06-21T02:00:00.000Z",
                    "lang": "en",
                    "value": "VulDB entry created"
                },
                {
                    "time": "2026-06-22T17:56:58.000Z",
                    "lang": "en",
                    "value": "VulDB entry last update"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "geochen (VulDB User)",
                    "type": "reporter"
                },
                {
                    "lang": "en",
                    "value": "VulDB CNA Team",
                    "type": "coordinator"
                }
            ],
            "references": [
                {
                    "url": "https://vuldb.com/vuln/372598",
                    "name": "VDB-372598 | lemonldap-ng SAML Common Domain Cookie Endpoint CDC.pm redirect",
                    "tags": [
                        "vdb-entry",
                        "technical-description"
                    ]
                },
                {
                    "url": "https://vuldb.com/vuln/372598/cti",
                    "name": "VDB-372598 | CTI Indicators (IOB, IOC, TTP, IOA)",
                    "tags": [
                        "signature",
                        "permissions-required"
                    ]
                },
                {
                    "url": "https://vuldb.com/cve/CVE-2026-12804",
                    "name": "CVE-2026-12804 | CVE Analysis and Report",
                    "tags": [
                        "third-party-advisory"
                    ]
                },
                {
                    "url": "https://vuldb.com/submit/836105",
                    "name": "Submit #836105 | lemonldap lemonldap-ng ca7af863ac5f60d127ba01e8661c0365be374d4b Open Redirect",
                    "tags": [
                        "third-party-advisory"
                    ]
                },
                {
                    "url": "https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/work_items/3619",
                    "tags": [
                        "related"
                    ]
                },
                {
                    "url": "https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/merge_requests/979",
                    "tags": [
                        "patch"
                    ]
                }
            ]
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-06-22T10:27:57.331935Z",
                                "id": "CVE-2026-12804",
                                "options": [
                                    {
                                        "Exploitation": "poc"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-06-22T10:28:14.299Z"
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}