{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-55590",
        "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "state": "PUBLISHED",
        "assignerShortName": "GitHub_M",
        "dateReserved": "2026-06-16T23:18:03.170Z",
        "datePublished": "2026-07-09T18:55:30.241Z",
        "dateUpdated": "2026-07-09T19:18:12.885Z"
    },
    "containers": {
        "cna": {
            "title": "CakePHP: Open redirect weakness via backslash bypass",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-601",
                            "lang": "en",
                            "description": "CWE-601: URL Redirection to Untrusted Site ('Open Redirect')",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV4_0": {
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "attackRequirements": "NONE",
                        "privilegesRequired": "NONE",
                        "userInteraction": "ACTIVE",
                        "vulnConfidentialityImpact": "NONE",
                        "vulnIntegrityImpact": "NONE",
                        "vulnAvailabilityImpact": "NONE",
                        "subConfidentialityImpact": "LOW",
                        "subIntegrityImpact": "LOW",
                        "subAvailabilityImpact": "NONE",
                        "baseScore": 5.1,
                        "baseSeverity": "MEDIUM",
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N",
                        "version": "4.0"
                    }
                }
            ],
            "references": [
                {
                    "name": "https://github.com/cakephp/authentication/security/advisories/GHSA-hhpq-7wg4-36jm",
                    "tags": [
                        "x_refsource_CONFIRM"
                    ],
                    "url": "https://github.com/cakephp/authentication/security/advisories/GHSA-hhpq-7wg4-36jm"
                },
                {
                    "name": "https://github.com/cakephp/authentication/pull/795",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/cakephp/authentication/pull/795"
                },
                {
                    "name": "https://github.com/cakephp/authentication/pull/796",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/cakephp/authentication/pull/796"
                },
                {
                    "name": "https://github.com/cakephp/authentication/pull/799",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/cakephp/authentication/pull/799"
                },
                {
                    "name": "https://github.com/cakephp/authentication/commit/1c1e29c7e8129cfbcae74558316ecd3ea50a8273",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/cakephp/authentication/commit/1c1e29c7e8129cfbcae74558316ecd3ea50a8273"
                },
                {
                    "name": "https://github.com/cakephp/authentication/commit/df28ea4e712f1e5bd0e42be4a3c5c750ca50764d",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/cakephp/authentication/commit/df28ea4e712f1e5bd0e42be4a3c5c750ca50764d"
                },
                {
                    "name": "https://github.com/cakephp/authentication/commit/ee24bd48b9c3ef693dc9965de8f0cc8020a7052c",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/cakephp/authentication/commit/ee24bd48b9c3ef693dc9965de8f0cc8020a7052c"
                },
                {
                    "name": "https://github.com/cakephp/authentication/releases/tag/2.11.1",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/cakephp/authentication/releases/tag/2.11.1"
                },
                {
                    "name": "https://github.com/cakephp/authentication/releases/tag/3.3.6",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/cakephp/authentication/releases/tag/3.3.6"
                },
                {
                    "name": "https://github.com/cakephp/authentication/releases/tag/4.1.1",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/cakephp/authentication/releases/tag/4.1.1"
                }
            ],
            "affected": [
                {
                    "vendor": "cakephp",
                    "product": "authentication",
                    "versions": [
                        {
                            "version": "< 2.11.1",
                            "status": "affected"
                        },
                        {
                            "version": ">= 3.0.0, < 3.3.6",
                            "status": "affected"
                        },
                        {
                            "version": ">= 4.0.0, < 4.1.1",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
                "shortName": "GitHub_M",
                "dateUpdated": "2026-07-09T18:55:30.241Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "CakePHP Authentication is an authentication plugin for CakePHP that can also be used in PSR-7 based applications. Prior to 2.11.1, 3.3.6, and 4.1.1, the getLoginRedirect() method contains a weakness to backslash bypasses that allows redirect targets with attacker-controlled hostnames through the redirect query string parameter. This issue is fixed in versions 2.11.1, 3.3.6, and 4.1.1."
                }
            ],
            "source": {
                "advisory": "GHSA-hhpq-7wg4-36jm",
                "discovery": "UNKNOWN"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-07-09T19:18:05.336526Z",
                                "id": "CVE-2026-55590",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "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": "2026-07-09T19:18:12.885Z"
                }
            }
        ]
    }
}