What’s Vulnerable › Vulnerabilities

CVE-2019-20443

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-01-28 · updated 2026-06-17
• Weakness: CWE-79

Description

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.

Affected products

• WSO2 API Manager: 2.6.0
• WSO2 Enterprise Integrator: 6.5.0
• WSO2 Identity Server: 5.7.0, 5.8.0

References

• https://cybersecurityworks.com/zerodays/cve-2019-20443-wso2.html
• https://docs.wso2.com/display/Security/Security+Advisory+WSO2-2019-0636
• https://github.com/cybersecurityworks/Disclosed/issues/26
• https://cybersecurityworks.com/zerodays/cve-2019-20443-wso2.html
• https://docs.wso2.com/display/Security/Security+Advisory+WSO2-2019-0636
• https://github.com/cybersecurityworks/Disclosed/issues/26

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