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    "cveMetadata": {
        "cveId": "CVE-2026-96760",
        "assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b",
        "state": "PUBLISHED",
        "assignerShortName": "certcc",
        "dateReserved": "2026-09-23T15:59:27.145Z",
        "datePublished": "2026-09-28T19:37:58.973Z",
        "dateUpdated": "2026-09-28T20:07:57.835Z"
    },
    "containers": {
        "cna": {
            "title": "Authlib library contains a signature‑verification bypass vulnerability",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Authlib (v1.7.2 and below) contains a signature verification bypass vulnerability. The JsonWebSignature.deserialize_json() method accepts a JSON Serialization JWS object and returns the payload as successfully verified without checking for a signature and without requiring a cryptographic key."
                }
            ],
            "source": {
                "discovery": "UNKNOWN"
            },
            "affected": [
                {
                    "vendor": "Authlib",
                    "product": "Authlib",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "1.7.2"
                        }
                    ]
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "CWE-347 Improper Verification of Cryptographic Signature"
                        }
                    ]
                },
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "CWE-670 Always-Incorrect Control Flow Implementation"
                        }
                    ]
                },
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "CWE-358 Improperly Implemented Security Check for Standard"
                        }
                    ]
                },
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "CWE-20 Improper Input Validation"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://github.com/authlib/authlib"
                },
                {
                    "url": "https://kb.cert.org/vuls/id/762428"
                }
            ],
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                "dateUpdated": "2026-09-28T19:37:58.973Z"
            }
        },
        "adp": [
            {
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://www.kb.cert.org/vuls/id/762428"
                    }
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                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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}