CVE-2025-22233

/// Technical description

CVE-2024-38820 ensured Locale-independent, lowercase conversion for both the configured disallowedFields patterns and for request parameter names. However, there are still cases where it is possible to bypass the disallowedFields checks.

Affected Spring Products and Versions

Spring Framework:

* 6.2.0 - 6.2.6

* 6.1.0 - 6.1.19

* 6.0.0 - 6.0.27

* 5.3.0 - 5.3.42

* Older, unsupported versions are also affected

Mitigation

Users of affected versions should upgrade to the corresponding fixed version.

Affected version(s)Fix Version Availability 6.2.x

6.2.7

OSS6.1.x

6.1.20

OSS6.0.x

6.0.28

Commercial https://enterprise.spring.io/ 5.3.x

5.3.43

Commercial https://enterprise.spring.io/

No further mitigation steps are necessary.

Generally, we recommend using a dedicated model object with properties only for data binding, or using constructor binding since constructor arguments explicitly declare what to bind together with turning off setter binding through the declar

/// Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

/// References