CVE-2023-50730

CVE-2023-50730 affects Grackle, a Scala GraphQL server. The vulnerabilities arise from two stack-related issues: (1) cyclic GraphQL fragments could trigger a JVM StackOverflowError during type checking/compilation, and (2) the cats-parse recursive operator used in the parser isn’t stack-safe, ena...

CVE-2023-50730: Uncontrolled Resource Consumption

Grackle is a GraphQL server written in functional Scala, built on the Typelevel stack. The GraphQL specification requires that GraphQL fragments must not form cycles, either directly or indirectly. Prior to Grackle version 0.18.0, that requirement wasn't checked, and queries with cyclic fragments...