CVE-2023-6838: WSO2 API Manager

Medium severity, CVSS 6.1. EPSS: 0.4% chance of exploitation in the next 30 days.

Reflected XSS vulnerability can be exploited by tampering a request parameter in Authentication Endpoint. This can be performed in both authenticated and unauthenticated requests.

Affected products

• WSO2 API Manager: version 3.1.0 only; version 3.2.0 only
• WSO2 Identity Server: version 5.10.0 only
• WSO2 Identity Server As Key Manager: version 5.10.0 only

Published 2023-12-15. Last modified 2026-06-17.