CVE-2026-64627 Parse Server 9.0.0 Schema Disclosure via GraphQL Variable Coercion

Parse Server versions = 9.0.0 before 9.10.0-alpha.4 and versions before 8.6.85 contain a schema disclosure vulnerability. When the GraphQL API is mounted with public introspection disabled graphQLPublicIntrospection: false, the default, schema-derived 'Did you mean ...?' suggestions were still...

CVE-2026-64627 Parse Server 9.0.0 Schema Disclosure via GraphQL Variable Coercion

Parse Server versions = 9.0.0 before 9.10.0-alpha.4 and versions before 8.6.85 contain a schema disclosure vulnerability. When the GraphQL API is mounted with public introspection disabled graphQLPublicIntrospection: false, the default, schema-derived 'Did you mean ...?' suggestions were still...

CVE-2026-64627

Parse Server versions = 9.0.0 before 9.10.0-alpha.4 and versions before 8.6.85 contain a schema disclosure vulnerability. When the GraphQL API is mounted with public introspection disabled graphQLPublicIntrospection: false, the default, schema-derived 'Did you mean ...?' suggestions were still...

EUVD-2026-46180

Parse Server versions = 9.0.0 before 9.10.0-alpha.4 and versions before 8.6.85 contain a schema disclosure vulnerability. When the GraphQL API is mounted with public introspection disabled graphQLPublicIntrospection: false, the default, schema-derived 'Did you mean ...?' suggestions were still...

CVE-2026-64627 Parse Server 9.0.0 Schema Disclosure via GraphQL Variable Coercion

Parse Server versions = 9.0.0 before 9.10.0-alpha.4 and versions before 8.6.85 contain a schema disclosure vulnerability. When the GraphQL API is mounted with public introspection disabled graphQLPublicIntrospection: false, the default, schema-derived 'Did you mean ...?' suggestions were still...

CVE-2026-64627

Parse Server versions 9.0.0–8.6.84/9.0.0–9.10.0-alpha.3 contain a schema disclosure vulnerability where, when GraphQL public introspection is disabled, error messages during variable coercion reveal hidden schema identifiers (e.g., Cloud Code function names, Parse class/field names) to an unauthe...

BIT-PARSE-2026-57481 Parse Server: LiveQuery discloses object data to a subscriber across an ACL read-access change

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.9.1 and 8.6.83, a LiveQuery subscriber could receive object field values they were not authorized to read when a single save changed both an object field and the subscriber's ACL rea...

BIT-PARSE-2026-57480 Parse Server: Denial of service via exponential-time processing of deeply nested query operators

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.9.1 and 8.6.82, deeply nested $or, $and, and $nor query condition operators in the REST API or LiveQuery query handling could trigger exponential-time processing in the internal...

BIT-PARSE-2026-55778 Parse Server: Stored XSS via non-standard file extension bypassing file upload extension blocklist

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.9.1 and 8.6.81, the default fileUpload.fileExtensions blocklist could be bypassed by uploading a file with a non-standard or compound extension and dangerous content type, allowing...

PT-2026-58925

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.9.1 and 8.6.82, deeply nested $or, $and, and $nor query condition operators in the REST API or LiveQuery query handling could trigger exponential-time processing in the internal...

PT-2026-58926

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.9.1 and 8.6.83, a LiveQuery subscriber could receive object field values they were not authorized to read when a single save changed both an object field and the subscriber's ACL rea...

PT-2026-58924

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.9.1 and 8.6.81, the default fileUpload.fileExtensions blocklist could be bypassed by uploading a file with a non-standard or compound extension and dangerous content type, allowing...

Arbitrary File Upload

Overview parse-server is a version of the Parse backend that can be deployed to any infrastructure that can run Node.js. Affected versions of this package are vulnerable to Arbitrary File Upload in the file upload process when a malformed Content-Type header is supplied and the file extension is...

CVE-2026-61448

Parse Server is affected by a stored cross-site scripting XSS vulnerability in versions = 9.0.0, 9.10.0-alpha.2 and = 8.6.83. When an uploaded file's extension is not recognized by the mime package, Parse Server preserves the client-supplied Content-Type. A malformed Content-Type that is not a...

CVE-2026-61448 Parse Server 9.0.0 Stored XSS via malformed Content-Type

Parse Server is affected by a stored cross-site scripting XSS vulnerability in versions = 9.0.0, 9.10.0-alpha.2 and = 8.6.83. When an uploaded file's extension is not recognized by the mime package, Parse Server preserves the client-supplied Content-Type. A malformed Content-Type that is not a...

CVE-2026-61448 Parse Server 9.0.0 Stored XSS via malformed Content-Type

Parse Server is affected by a stored cross-site scripting XSS vulnerability in versions = 9.0.0, 9.10.0-alpha.2 and = 8.6.83. When an uploaded file's extension is not recognized by the mime package, Parse Server preserves the client-supplied Content-Type. A malformed Content-Type that is not a...

CVE-2026-61448

Parse Server is affected by a stored cross-site scripting XSS vulnerability in versions = 9.0.0, 9.10.0-alpha.2 and = 8.6.83. When an uploaded file's extension is not recognized by the mime package, Parse Server preserves the client-supplied Content-Type. A malformed Content-Type that is not a...

CVE-2026-61448

Parse Server is affected by a stored XSS in versions 9.0.0–9.9.9 (excluding 9.10.0-alpha.2) and 8.6.0x up to 8.6.83. When a file with an unrecognized extension is uploaded, the client-supplied Content-Type is kept. A malformed Content-Type (not valid type/subtype) can bypass fileUpload.fileExtens...

CVE-2026-61448 Parse Server 9.0.0 Stored XSS via malformed Content-Type

Parse Server is affected by a stored cross-site scripting XSS vulnerability in versions = 9.0.0, 9.10.0-alpha.2 and = 8.6.83. When an uploaded file's extension is not recognized by the mime package, Parse Server preserves the client-supplied Content-Type. A malformed Content-Type that is not a...

PT-2026-57441

Name of the Vulnerable Software and Affected Versions Parse Server versions 9.0.0 through 9.10.0-alpha.1 Parse Server versions 8.x through 8.6.83 Description A stored cross-site scripting XSS issue exists when the software fails to recognize an uploaded file's extension via the mime package,...