Description
STOMP over WebSocket applications may be vulnerable to a security bypass that allows an attacker to send unauthorized messages.
Affected Spring Products and VersionsSpring 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.
MitigationUsers of affected versions should upgrade to the corresponding fixed version.
Affected version(s)Fix versionAvailability6.2.x6.2.12OSS6.1.x6.1.24 Commercial https://enterprise.spring.io/ 6.0.xN/A Out of support https://spring.io/projects/spring-framework#support 5.3.x5.3.46 Commercial https://enterprise.spring.io/ No further mitigation steps are necessary.
CreditThis vulnerability was discovered and responsibly reported by Jannis Kaiser.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| VMware | Spring Framework | 5.3.x, 6.0.x, 6.1.x, 6.2.x | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | libspring-java | No fix yet | — |
| Debian 13 | libspring-java | No fix yet | — |
| Debian 12 | libspring-java | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | libspring-java | No fix yet | — |
| Ubuntu 26.04 LTS | libspring-java | No fix yet | — |
| Ubuntu 25.10 | libspring-java | No fix yet | — |
Show 6 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 24.04 LTS | libspring-java | No fix yet | — |
| Ubuntu Pro 22.04 LTS | libspring-java | No fix yet | — |
| Ubuntu Pro 20.04 LTS | libspring-java | No fix yet | — |
| Ubuntu Pro 18.04 LTS | libspring-java | No fix yet | — |
| Ubuntu Pro 16.04 LTS | libspring-java | No fix yet | — |
| Ubuntu Pro 14.04 LTS | libspring-java | No fix yet | — |
Wolfi
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Wolfi rolling | thingsboard +4 | 4.2.1-r3 | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Maven | org.springframework:spring-websocket | >= 6.2.0, < 6.2.12 | 6.2.12 | GHSA-7fch-4f2f-jcgm |
| Maven | org.springframework:spring-websocket | >= 6.1.0, <= 6.1.21 | — | GHSA-7fch-4f2f-jcgm |
| Maven | org.springframework:spring-websocket | >= 6.0.0, <= 6.0.23 | — | GHSA-7fch-4f2f-jcgm |
| Maven | org.springframework:spring-websocket | <= 5.3.39 | — | GHSA-7fch-4f2f-jcgm |
Advisories 5
- WID-SEC-2026-0351 Dell NetWorker (Third Party Components): Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 31, 2026
- WID-SEC-2025-2320 VMware Tanzu Spring Framework: Schwachstelle ermöglicht Umgehen von Sicherheitsvorkehrungen BSI CERT-Bund (WID) · Aug 31, 2026
- WID-SEC-2026-1204 Oracle Financial Services Applications: Mehrere Schwachstellen BSI CERT-Bund (WID) · Apr 21, 2026
- WID-SEC-2026-1203 Oracle Fusion Middleware: Mehrere Schwachstellen BSI CERT-Bund (WID) · Apr 21, 2026
- WID-SEC-2026-0871 IBM Operational Decision Manager: Mehrere Schwachstellen BSI CERT-Bund (WID) · Mar 25, 2026