Server Sent Event stream corruption
Priority LOW 12CWE-667Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- Partial Red Hat: 14 without a fix
Attack profile from CVSS 3.1 · CNA. Fix status from CNA, GitHub and Red Hat.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00119 1st percentileScored 2026-11-07
Fix Partial org.springframework:spring-webmvc (Maven): 7.0.6, 6.2.17org.springframework:spring-webflux (Maven): 7.0.6, 6.2.17Red Hat: 14 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| VMware | 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 | — | No fix listed | CNA |
| — | org.springframework:spring-webmvc (Maven) | 7.0.0-M1 to before 7.0.6 | 7.0.6 | Patch available | GHSA-6hcq-hmm3-jj3c |
| — | org.springframework:spring-webmvc (Maven) | 6.2.0 to before 6.2.17 | 6.2.17 | Patch available | GHSA-6hcq-hmm3-jj3c |
| — | org.springframework:spring-webmvc (Maven) | 6.0.0 – 6.1.21 | — | No fix listed | GHSA-6hcq-hmm3-jj3c |
| — | org.springframework:spring-webmvc (Maven) | 5.3.0 – 5.3.39 | — | No fix listed | GHSA-6hcq-hmm3-jj3c |
| — | org.springframework:spring-webflux (Maven) | 7.0.0-M1 to before 7.0.6 | 7.0.6 | Patch available | GHSA-6hcq-hmm3-jj3c |
| — | org.springframework:spring-webflux (Maven) | 6.2.0 to before 6.2.17 | 6.2.17 | Patch available | GHSA-6hcq-hmm3-jj3c |
| — | org.springframework:spring-webflux (Maven) | 6.0.0 – 6.1.21 | — | No fix listed | GHSA-6hcq-hmm3-jj3c |
| — | org.springframework:spring-webflux (Maven) | 5.3.0 – 5.3.39 | — | No fix listed | GHSA-6hcq-hmm3-jj3c |
- Spring Foundation VendorVMware Affected 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 — No fix listed CNA
- org.springframework:spring-webmvc (Maven) Vendor— Affected 7.0.0-M1 to before 7.0.6 Fixed in 7.0.6 Patch available GHSA-6hcq-hmm3-jj3c
- org.springframework:spring-webmvc (Maven) Vendor— Affected 6.2.0 to before 6.2.17 Fixed in 6.2.17 Patch available GHSA-6hcq-hmm3-jj3c
- org.springframework:spring-webmvc (Maven) Vendor— Affected 6.0.0 – 6.1.21 Fixed in — No fix listed GHSA-6hcq-hmm3-jj3c
- org.springframework:spring-webmvc (Maven) Vendor— Affected 5.3.0 – 5.3.39 Fixed in — No fix listed GHSA-6hcq-hmm3-jj3c
- org.springframework:spring-webflux (Maven) Vendor— Affected 7.0.0-M1 to before 7.0.6 Fixed in 7.0.6 Patch available GHSA-6hcq-hmm3-jj3c
- org.springframework:spring-webflux (Maven) Vendor— Affected 6.2.0 to before 6.2.17 Fixed in 6.2.17 Patch available GHSA-6hcq-hmm3-jj3c
- org.springframework:spring-webflux (Maven) Vendor— Affected 6.0.0 – 6.1.21 Fixed in — No fix listed GHSA-6hcq-hmm3-jj3c
- org.springframework:spring-webflux (Maven) Vendor— Affected 5.3.0 – 5.3.39 Fixed in — No fix listed GHSA-6hcq-hmm3-jj3c
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:vmware:spring_framework:*:*:*:*:*:*:*:* | before 5.3.47; 6.1.0 to before 6.1.26; 6.2.0 to before 6.2.17; 7.0.0 to before 7.0.6 | Vulnerable | VMware |
- cpe:2.3:a:vmware:spring_framework:*:*:*:*:*:*:*:* Versions before 5.3.47; 6.1.0 to before 6.1.26; 6.2.0 to before 6.2.17; 7.0.0 to before 7.0.6 Vulnerable ·VMware
Remediation
- Fix · GHSA-6hcq-hmm3-jj3c org.springframework:spring-webmvc (Maven) Fixed in 7.0.6 Advisory →
- Fix · GHSA-6hcq-hmm3-jj3c org.springframework:spring-webmvc (Maven) Fixed in 6.2.17 Advisory →
- Fix · GHSA-6hcq-hmm3-jj3c org.springframework:spring-webflux (Maven) Fixed in 7.0.6 Advisory →
- Fix · GHSA-6hcq-hmm3-jj3c org.springframework:spring-webflux (Maven) Fixed in 6.2.17 Advisory →
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat AMQ Broker 7 | Affected | No fix yet: Fix deferred |
| Red Hat Data Grid 8 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 8 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
| Red Hat Fuse 7 | Affected | No fix yet: Fix deferred |
| Red Hat JBoss Enterprise Application Platform 7 | Affected | No fix yet: Fix deferred |
| Red Hat JBoss Enterprise Application Platform 8 | Affected | No fix yet: Fix deferred |
| Red Hat JBoss Enterprise Application Platform Expansion Pack | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift Dev Spaces | Affected | No fix yet: Fix deferred |
| Red Hat Process Automation 7 | Affected | No fix yet: Fix deferred |
| Red Hat Single Sign-On 7 | Affected | No fix yet: Fix deferred |
| Red Hat build of Apache Camel - HawtIO 4 | Affected | No fix yet: Fix deferred |
| Red Hat build of Apache Camel for Spring Boot 4 | Affected | No fix yet: Fix deferred |
| Red Hat build of OptaPlanner 8 | Affected | No fix yet: Fix deferred |
Timeline
- 2026-10-02 Threatist record created from CVE-2026-22735
- 2026-10-03 Alias added: GHSA-6hcq-hmm3-jj3c
References
More VMware Spring Framework vulnerabilities
- TI-2022-07142 Code injection in Spring Framework KEVCVSS 3.1CRITICAL 9.8
- TI-2018-01175 Code injection in Spring Framework CVSS 3.1CRITICAL 9.8
- TI-2020-04444 RFD Attack via "Content-Disposition" Header Sourced from Request Input by Spring MVC or Spring WebFlux Application CVSS 3.1HIGH 7.5
- TI-2018-01180 Code injection in Spring Framework CVSS 3.1CRITICAL 9.8
- TI-2016-09283 Pivotal Spring Framework through 5.3.16 suffers from a potential remote code execution… CVSS 3.1CRITICAL 9.8
- TI-2014-00050 The Jaxb2RootElementHttpMessageConverter in Spring MVC in Spring Framework before 3.2.8… CVSS 2.0MEDIUM 6.8
Sources
- CVE-2026-22735 · CVE Program
- CVE-2026-22735 · NVD
- FIRST EPSS
- GHSA-6hcq-hmm3-jj3c · GitHub Advisory Database · CC BY 4.0
- CVE-2026-22735 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences