Parse Server 8.2.2 before 8.6.94 and 9.0.0 before 9.10.1-alpha.14 applies its GraphQL introspection control only to operation text sent directly with a request, not to operations resolved from Apollo Server's automatic persisted query cache. Unauthenticated attackers holding the public Application Id and client key can replay an introspection query previously cached by a master or maintenance key client to retrieve the schema, including private class and field names.
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Fixes

Solution

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Workaround

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History

Mon, 12 Oct 2026 19:30:00 +0000

Type Values Removed Values Added
First Time appeared Parse Community
Parse Community parse Server
Vendors & Products Parse Community
Parse Community parse Server

Mon, 12 Oct 2026 16:30:00 +0000

Type Values Removed Values Added
Description Parse Server 8.2.2 before 8.6.94 and 9.0.0 before 9.10.1-alpha.14 applies its GraphQL introspection control only to operation text sent directly with a request, not to operations resolved from Apollo Server's automatic persisted query cache. Unauthenticated attackers holding the public Application Id and client key can replay an introspection query previously cached by a master or maintenance key client to retrieve the schema, including private class and field names.
Title Parse Server 8.2.2 before 8.6.94 and 9.0.0 before 9.10.1-alpha.14 GraphQL Schema Disclosure via Persisted Queries
First Time appeared Parseplatform
Parseplatform parse-server
Weaknesses CWE-863
CPEs cpe:2.3:a:parseplatform:parse-server:*:*:*:*:*:*:*:*
Vendors & Products Parseplatform
Parseplatform parse-server
References
Metrics cvssV3_1

{'score': 3.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N'}

cvssV4_0

{'score': 6.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-12T16:04:59.591Z

Reserved: 2026-10-12T14:13:39.027Z

Link: CVE-2026-109302

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-12T17:17:24.090

Modified: 2026-10-12T17:17:24.090

Link: CVE-2026-109302

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-12T19:15:14Z

Weaknesses