Spring Framework STOMP over WebSocket applications may allow attackers to send unauthorized messages

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.