CVE-2021-42194: Eyoucms

High severity, CVSS 7.2. EPSS: 1.1% chance of exploitation in the next 30 days.

The wechat_return function in /controller/Index.php of EyouCms V1.5.4-UTF8-SP3 passes the user's input directly into the simplexml_ load_ String function, which itself does not prohibit external entities, triggering a XML external entity (XXE) injection vulnerability.

Affected products

• Eyoucms Eyoucms: version 1.5.4 only

Published 2022-03-20. Last modified 2026-06-17.