High severityPHPOther Security ChecksHIGH confidence
XSS Echo Superglobal Inline
A request superglobal is echoed directly into the page (CWE-79), producing reflected XSS.
Standards mapping
- OWASP Top 10
- A03:2021 - Injection
- OWASP ASVS
- V5.3.3 (L1)
Vulnerable vs. safe
Flagged by this check
echo $_GET['q'];Passes - the safe pattern
echo htmlspecialchars($_GET['q'], ENT_QUOTES, 'UTF-8');Why it matters & how to fix it
A request superglobal is echoed directly into the page (CWE-79), producing reflected XSS. Wrap the value in htmlspecialchars($v, ENT_QUOTES, 'UTF-8') before output.
References
Rule ID integsec-php-xss-echo-superglobal-inline - engine: Opengrep - license: MIT - Copyright (c) IntegSec Inc.
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