{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-33042", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-03-17T18:10:50.210Z", "datePublished": "2026-03-18T21:54:05.137Z", "dateUpdated": "2026-03-18T21:54:05.137Z"}, "containers": {"cna": {"title": "Parse Server affected by empty authData bypassing credential requirement on signup", "problemTypes": [{"descriptions": [{"cweId": "CWE-287", "lang": "en", "description": "CWE-287: Improper Authentication", "type": "CWE"}]}], "metrics": [{"cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 6.9, "baseSeverity": "MEDIUM", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N", "version": "4.0"}}], "references": [{"name": "https://github.com/parse-community/parse-server/security/advisories/GHSA-wjqw-r9x4-j59v", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/parse-community/parse-server/security/advisories/GHSA-wjqw-r9x4-j59v"}, {"name": "https://github.com/parse-community/parse-server/pull/10219", "tags": ["x_refsource_MISC"], "url": "https://github.com/parse-community/parse-server/pull/10219"}, {"name": "https://github.com/parse-community/parse-server/pull/10220", "tags": ["x_refsource_MISC"], "url": "https://github.com/parse-community/parse-server/pull/10220"}], "affected": [{"vendor": "parse-community", "product": "parse-server", "versions": [{"version": ">= 9.0.0, < 9.6.0-alpha.29", "status": "affected"}, {"version": "< 8.6.49", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-03-18T21:54:05.137Z"}, "descriptions": [{"lang": "en", "value": "Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.6.0-alpha.29 and 8.6.49, a user can sign up without providing credentials by sending an empty `authData` object, bypassing the username and password requirement. This allows the creation of authenticated sessions without proper credentials, even when anonymous users are disabled. The fix in 9.6.0-alpha.29 and 8.6.49 ensures that empty or non-actionable `authData` is treated the same as absent `authData` for the purpose of credential validation on new user creation. Username and password are now required when no valid auth provider data is present. As a workaround, use a Cloud Code `beforeSave` trigger on the `_User` class to reject signups where `authData` is empty and no username/password is provided."}], "source": {"advisory": "GHSA-wjqw-r9x4-j59v", "discovery": "UNKNOWN"}}}}

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