'; } else{ echo ''; } echo '
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Release Date:2025/9/15
Rule Name:Detect XSS Injection with '<base href='
Severity:critical
CVE ID:
| Descripiton:
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Cross-site scripting(XSS) is a type of computer security vulnerability tipically found in Web application. XSS enables attackers to inject client-side scripts into Web pages viewed by other users. HTML tag '<base>' is used to set the default target url for every link in the webpage. Attackers can use '<base href=' to include a malicious url to implement XSS attacks. This rule detects '<base href=' in HTTP request. This rule supports to defend the A3: Injection of OWASP Top 10 - 2021.
Other reference:None
| Solution:
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Update vendor patches.