An issue was discovered in WSO2 API Manager 2.6.0, WSO2 Enterprise Integrator 6.5.0, WSO2…
Priority LOW 23CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
An issue was discovered in WSO2 API Manager 2.6.0, WSO2 Enterprise Integrator 6.5.0, WSO2 IS as Key Manager 5.7.0, and WSO2 Identity Server 5.8.0. A potential stored Cross-Site Scripting (XSS) vulnerability in mediaType has been identified in the registry UI.
Why it matters now
EPSS 0.008 56th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:wso2:api_manager:2.6.0:*:*:*:*:*:*:* | 2.6.0 | Vulnerable | WSO2 |
| cpe:2.3:a:wso2:enterprise_integrator:6.5.0:*:*:*:*:*:*:* | 6.5.0 | Vulnerable | WSO2 |
| cpe:2.3:a:wso2:identity_server:5.7.0:*:*:*:*:*:*:* | 5.7.0 | Vulnerable | WSO2 |
| cpe:2.3:a:wso2:identity_server:5.8.0:*:*:*:*:*:*:* | 5.8.0 | Vulnerable | WSO2 |
- cpe:2.3:a:wso2:api_manager:2.6.0:*:*:*:*:*:*:* Versions 2.6.0 Vulnerable ·WSO2
- cpe:2.3:a:wso2:enterprise_integrator:6.5.0:*:*:*:*:*:*:* Versions 6.5.0 Vulnerable ·WSO2
- cpe:2.3:a:wso2:identity_server:5.7.0:*:*:*:*:*:*:* Versions 5.7.0 Vulnerable ·WSO2
- cpe:2.3:a:wso2:identity_server:5.8.0:*:*:*:*:*:*:* Versions 5.8.0 Vulnerable ·WSO2
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-20443
- 2026-10-03 Alias added: GHSA-37xh-5x9q-v357
References
More WSO2 Api Manager vulnerabilities
- TI-2026-04755 Authentication Bypass via JWT Algorithm Mismatch in Multiple WSO2 Products Allows Account Takeover KEVCVSS 3.1CRITICAL 10.0
- TI-2022-11928 Certain WSO2 products allow unrestricted file upload with resultant remote code execution. KEVCVSS 3.1CRITICAL 9.8
- TI-2020-15069 The Management Console in WSO2 API Manager through 3.1.0 and API Microgateway 2.2.0… CVSS 3.1CRITICAL 9.1
- TI-2023-15163 A reflected cross-site scripting (XSS) vulnerability in /authenticationendpoint/login.do… CVSS 3.1MEDIUM 6.1
- TI-2022-12002 A reflected XSS issue exists in the Management Console of several WSO2 products. CVSS 3.1MEDIUM 6.1
- TI-2025-13722 Account Takeover via Conditional Authentication Script Logic in Multiple WSO2 Products CVSS 3.1CRITICAL 9.4
Sources
- CVE-2019-20443 · CVE Program
- CVE-2019-20443 · NVD
- FIRST EPSS
- GHSA-37xh-5x9q-v357 · 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