CVE-2021-42194

PoC —

CVSS 3.1

7.2 high

EPSS

1%p63

Published

Mar 20, 2022 (Mar 20, 2022)

Modified

Jun 17, 2026

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.

Vendors: eyoucms
Products: eyoucms
Weakness: CWE-611
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.1%)

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