CVE-2026-41699: Spring for GraphQL: Unsafe Deserialization

June 11, 2026 (updated August 21, 2026)

Spring for GraphQL applications are vulnerable to Unsafe Deserialization when processing paginated GraphQL queries. An attacker can craft a malicious GraphQL request that can lead to Remote Code Execution when the application exposes a paginated (Connection) field and the classpath contains specific classes that can be leveraged during deserialization.

Affected versions: Spring for GraphQL 2.0.0 through 2.0.3; 1.4.0 through 1.4.5; 1.3.0 through 1.3.8.

References

github.com/advisories/GHSA-px92-q6rc-6mwv
github.com/spring-projects/spring-graphql/commit/5579b6eca045126a27405b4cb1ae1f38d7577cb7
nvd.nist.gov/vuln/detail/CVE-2026-41699
spring.io/security/cve-2026-41699

Code Behaviors & Features

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