Deserialization of Untrusted Data in Spring for GraphQL - CVE-2026-59285
Published: August 31, 2026
Vulnerability identifier: #VU146423
CSH Severity: High
CVSS v4: 9.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-59285
CWE-ID: CWE-502
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code.
The vulnerability exists due to unsafe deserialization in pagination support when processing paginated GraphQL queries. A remote attacker can send a crafted GraphQL request to execute arbitrary code.
Exploitation requires the application to use Jackson 2.x for JSON deserialization, expose a paginated connection field, and have specific classes on the classpath that can be leveraged during instantiation or deserialization.
Affected software
Spring for GraphQL
How to mitigate CVE-2026-59285
Install security update from vendor's website.
Spring for GraphQL - addressed in versions 2.0.4.1, 2.0.5