{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-59354",
        "assignerOrgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
        "state": "PUBLISHED",
        "assignerShortName": "vmware",
        "dateReserved": "2026-07-04T18:14:46.171Z",
        "datePublished": "2026-08-27T06:33:03.463Z",
        "dateUpdated": "2026-08-27T13:43:15.088Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
                "shortName": "vmware",
                "dateUpdated": "2026-08-27T09:27:56.969Z"
            },
            "title": "Spring Security OAuth2 Authorization Server: Insufficient validation of Dynamic Client Registration metadata",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "cweId": "CWE-20",
                            "description": "CWE-20: Improper Input Validation",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "VMware by Broadcom",
                    "product": "Spring Security (OAuth2 Authorization Server module)",
                    "collectionURL": "https://repo.maven.apache.org/maven2/org/springframework/security/spring-security-oauth2-authorization-server/",
                    "packageName": "org.springframework.security:spring-security-oauth2-authorization-server",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "7.0.0",
                            "lessThanOrEqual": "7.0.4",
                            "versionType": "semver"
                        },
                        {
                            "status": "unaffected",
                            "version": "7.0.5",
                            "versionType": "semver"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In versions of Spring Security's OAuth2 Authorization Server module 7.0.0 through 7.0.4, when Dynamic Client Registration is explicitly enabled, the registration endpoint performs insufficient validation of certain client metadata fields supplied by the registering client. An attacker who possesses a valid Initial Access Token can register a malicious client with crafted metadata, which, depending on server configuration and how the metadata is later rendered or used, may result in Stored Cross-Site Scripting (XSS), Privilege Escalation, or Server-Side Request Forgery (SSRF).",
                    "supportingMedia": [
                        {
                            "type": "text/html",
                            "base64": false,
                            "value": "<p>In versions of Spring Security's OAuth2 Authorization Server module 7.0.0 through 7.0.4, when Dynamic Client Registration is explicitly enabled, the registration endpoint performs insufficient validation of certain client metadata fields supplied by the registering client. An attacker who possesses a valid Initial Access Token can register a malicious client with crafted metadata, which, depending on server configuration and how the metadata is later rendered or used, may result in Stored Cross-Site Scripting (XSS), Privilege Escalation, or Server-Side Request Forgery (SSRF).</p>"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://spring.io/security/cve-2026-59354",
                    "name": "spring.io",
                    "tags": [
                        "vendor-advisory"
                    ]
                },
                {
                    "url": "https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator?vector=AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N&version=3.1",
                    "name": "CVSS v3.1 Calculator",
                    "tags": [
                        "technical-description"
                    ]
                }
            ],
            "metrics": [
                {
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ],
                    "cvssV3_1": {
                        "version": "3.1",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "LOW",
                        "userInteraction": "NONE",
                        "scope": "CHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "availabilityImpact": "NONE",
                        "baseSeverity": "CRITICAL",
                        "baseScore": 9.6,
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N"
                    }
                }
            ],
            "solutions": [
                {
                    "lang": "en",
                    "value": "Upgrade to Spring Security 7.0.5 or later.",
                    "supportingMedia": [
                        {
                            "type": "text/html",
                            "base64": false,
                            "value": "<p>Upgrade to Spring Security 7.0.5 or later.</p>"
                        }
                    ]
                }
            ],
            "timeline": [
                {
                    "time": "2026-04-21T00:00:00.000Z",
                    "lang": "en",
                    "value": "Public disclosure and fix released (Spring Security 7.0.5)."
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "Kelvin Mbogo (@addcontent)",
                    "type": "finder"
                }
            ],
            "source": {
                "discovery": "UNKNOWN"
            },
            "x_generator": {
                "engine": "Vulnogram 1.0.5"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-08-27T13:40:46.252693Z",
                                "id": "CVE-2026-59354",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-08-27T13:43:15.088Z"
                }
            }
        ]
    }
}