CVE-2023-6839: WSO2 API Manager

Medium severity, CVSS 5.3. EPSS: 0.5% chance of exploitation in the next 30 days.

Due to improper error handling, a REST API resource could expose a server side error containing an internal WSO2 specific package name in the HTTP response.

Affected products

• WSO2 API Manager: version 3.0.0 only; version 3.1.0 only; version 3.2.0 only; version 4.0.0 only

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