STOMP over WebSocket applications may be vulnerable to a security bypass that allows an attacker to send unauthorized messages.

Affected Spring Products and Versions Spring Framework:

6.2.0 - 6.2.11 6.1.0 - 6.1.23 6.0.x - 6.0.29 5.3.0 - 5.3.45 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 | 6.2.12 OSS 6.1.x | 6.1.24 Commercial https://enterprise.spring.io/ 6.0.x | N/A Out of support https://spring.io/projects/spring-framework#support 5.3.x | 5.3.46 Commercial https://enterprise.spring.io/

No further mitigation steps are necessary.

CreditThis vulnerability was discovered and responsibly reported by Jannis Kaiser.