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CVE-2021-42194

Description

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.

POC

Reference

- https://github.com/eyoucms/eyoucms/issues/19

Github

No PoCs found on GitHub currently.