Description
Spring MVC and WebFlux applications are vulnerable to stream corruption when using Server-Sent Events (SSE). This issue affects Spring Foundation: from 7.0.0 through 7.0.5, from 6.2.0 through 6.2.16, from 6.1.0 through 6.1.25, from 5.3.0 through 5.3.46.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Spring | Spring Foundation | 7.0.0 – ≤ 7.0.5, 6.2.0 – ≤ 6.2.16, 6.1.0 – ≤ 6.1.25, 5.3.0 – ≤ 5.3.46 | — |
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 | apache-nifi-registry | 2.8.0-r3 | — |
| Wolfi rolling | thingsboard-tb-node +1 | 4.3.1.1-r0 | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Maven | org.springframework:spring-webflux | >= 7.0.0-M1, < 7.0.6 | 7.0.6 | GHSA-6hcq-hmm3-jj3c |
| Maven | org.springframework:spring-webflux | >= 6.2.0, < 6.2.17 | 6.2.17 | GHSA-6hcq-hmm3-jj3c |
| Maven | org.springframework:spring-webflux | >= 6.0.0, <= 6.1.21 | — | GHSA-6hcq-hmm3-jj3c |
| Maven | org.springframework:spring-webflux | >= 5.3.0, <= 5.3.39 | — | GHSA-6hcq-hmm3-jj3c |
| Maven | org.springframework:spring-webmvc | >= 7.0.0-M1, < 7.0.6 | 7.0.6 | GHSA-6hcq-hmm3-jj3c |
| Maven | org.springframework:spring-webmvc | >= 6.2.0, < 6.2.17 | 6.2.17 | GHSA-6hcq-hmm3-jj3c |
| Maven | org.springframework:spring-webmvc | >= 6.0.0, <= 6.1.21 | — | GHSA-6hcq-hmm3-jj3c |
| Maven | org.springframework:spring-webmvc | >= 5.3.0, <= 5.3.39 | — | GHSA-6hcq-hmm3-jj3c |
Advisories 1
- WID-SEC-2026-0796 VMware Tanzu Spring Framework (MVC and WebFlux): Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 31, 2026