Improper input validation in VMware Spring Cloud Function
Priority LOW 16CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
Potential for improper filtering of HTTP headers in Spring Cloud Function. Spring Cloud Function 5.0.0 - 5.0.3 Spring Cloud Function 4.3.0 - 4.3.4 Spring Cloud Function 4.2.0 - 4.2.7 Spring Cloud Function 3.2.16 and earlier
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00225 13th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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 Cloud Function | 5.0.0 – 5.0.3; 4.3.0 – 4.3.4; 4.2.0 – 4.2.7; up to 3.2.16 | — | No fix listed | CNA |
- Spring Cloud Function VendorVMware Affected 5.0.0 – 5.0.3; 4.3.0 – 4.3.4; 4.2.0 – 4.2.7; up to 3.2.16 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:vmware:spring_cloud_function:*:*:*:*:*:*:*:* | 3.2.0 to before 3.2.17; 4.2.0 to before 4.2.8; 4.3.0 to before 4.3.5; 5.0.0 to before 5.0.4 | Vulnerable | VMware |
- cpe:2.3:a:vmware:spring_cloud_function:*:*:*:*:*:*:*:* Versions 3.2.0 to before 3.2.17; 4.2.0 to before 4.2.8; 4.3.0 to before 4.3.5; 5.0.0 to before 5.0.4 Vulnerable ·VMware
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-59298
- 2026-10-03 Alias added: GHSA-mwgg-hfwg-mqmx
References
More VMware Spring Cloud Function vulnerabilities
- TI-2022-07140 Code injection in Spring Cloud Function KEVCVSS 3.1CRITICAL 9.8
- TI-2022-07155 Resource allocation without limits in Spring Cloud Function CVSS 3.1HIGH 7.5
- TI-2026-29641 Unbounded cache for function definitions CVSS 3.1MEDIUM 6.5
- TI-2026-29640 Self Routing guard bypassed via function composition CVSS 3.1MEDIUM 6.5
- TI-2026-42423 Server-side request forgery in VMware Spring Cloud Function CVSS 3.1MEDIUM 5.5
- TI-2026-42434 Sensitive information in log files in VMware Spring Cloud Stream CVSS 3.1MEDIUM 4.9
Sources
- CVE-2026-59298 · CVE Program
- CVE-2026-59298 · NVD
- FIRST EPSS
- GHSA-mwgg-hfwg-mqmx · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences