CVE-2026-30946: Parse Server affected by denial-of-service via unbounded query complexity in REST and GraphQL API
(updated )
An unauthenticated attacker can exhaust Parse Server resources (CPU, memory, database connections) through crafted queries that exploit the lack of complexity limits in the REST and GraphQL APIs.
All Parse Server deployments using the REST or GraphQL API are affected.
References
- github.com/advisories/GHSA-cmj3-wx7h-ffvg
- github.com/parse-community/parse-server
- github.com/parse-community/parse-server/releases/tag/8.6.15
- github.com/parse-community/parse-server/releases/tag/9.5.2-alpha.2
- github.com/parse-community/parse-server/security/advisories/GHSA-cmj3-wx7h-ffvg
- nvd.nist.gov/vuln/detail/CVE-2026-30946
Code Behaviors & Features
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