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Case File

CVE-2021-42194

HIGH · CVSS 7.2 EPSS 1.05% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-03-20 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.2. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-42194
Severity
HIGH
CVSS
7.2
EPSS
1.05%

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)