{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-54982",
        "assignerOrgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
        "state": "PUBLISHED",
        "assignerShortName": "Zscaler",
        "dateReserved": "2025-08-04T14:51:53.367Z",
        "datePublished": "2025-08-05T05:36:06.752Z",
        "dateUpdated": "2026-02-26T17:49:58.538Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "defaultStatus": "unaffected",
                    "product": "Authentication Server",
                    "vendor": "Zscaler",
                    "versions": [
                        {
                            "lessThan": "6.2r",
                            "status": "affected",
                            "version": "0",
                            "versionType": "custom"
                        }
                    ]
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "type": "finder",
                    "value": "Richard Warren, AmberWolf"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "supportingMedia": [
                        {
                            "base64": false,
                            "type": "text/html",
                            "value": "<span style=\"background-color: rgb(255, 255, 255);\">An improper verification of cryptographic signature in Zscaler's SAML authentication mechanism on the server-side allowed an authentication abuse.</span><br>"
                        }
                    ],
                    "value": "An improper verification of cryptographic signature in Zscaler's SAML authentication mechanism on the server-side allowed an authentication abuse."
                }
            ],
            "impacts": [
                {
                    "capecId": "CAPEC-114",
                    "descriptions": [
                        {
                            "lang": "en",
                            "value": "CAPEC-114 Authentication Abuse"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "attackComplexity": "LOW",
                        "attackVector": "NETWORK",
                        "availabilityImpact": "NONE",
                        "baseScore": 9.6,
                        "baseSeverity": "CRITICAL",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "privilegesRequired": "LOW",
                        "scope": "CHANGED",
                        "userInteraction": "NONE",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N",
                        "version": "3.1"
                    },
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ]
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-347",
                            "description": "CWE-347 Improper Verification of Cryptographic Signature",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "73c6f63b-efac-410d-a0a9-569700f85a04",
                "shortName": "Zscaler",
                "dateUpdated": "2025-08-05T05:36:06.752Z"
            },
            "references": [
                {
                    "url": "https://help.zscaler.com/zia/about-identity-providers"
                }
            ],
            "source": {
                "discovery": "UNKNOWN"
            },
            "title": "SAML 2.0 Public Key Validation Issue",
            "x_generator": {
                "engine": "Vulnogram 0.2.0"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2025-54982",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "version": "2.0.3",
                                "timestamp": "2025-08-19T03:55:32.996098Z"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-02-26T17:49:58.538Z"
                }
            }
        ]
    }
}