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.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | org.springframework:spring-websocket | >= 6.2.0, < 6.2.12, >= 6.1.0, <= 6.1.21, >= 6.0.0, <= 6.0.23, <= 5.3.39 | 6.2.12 |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N- Weakness (CWE)
CWE-352- Platform
- Java / Kotlin (Maven)
- Package
org.springframework:spring-websocket- Disclosed
- 16.10.2025
- Updated
- 11.10.2026 13:20
Sources and licenses
OSV / GitHub Advisory Database - GHSA-7fch-4f2f-jcgm - CC BY 4.0
Vulnerability history: org.springframework:spring-websocket
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 2
- First → latest
- 10.2025 06.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Medium 2
Disclosures per year
- 2025: 1
- 2026: 1
-
Spring Framework STOMP over WebSocket applications may allow attackers to send unauthorized messages this entry
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