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CVE-2021-3377 PoC — ansi_up 跨站脚本漏洞

Source
https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-3377.yaml
Associated Vulnerability
Title:ansi_up 跨站脚本漏洞 (CVE-2021-3377)
Description:The npm package ansi_up converts ANSI escape codes into HTML. In ansi_up v4, ANSI escape codes can be used to create HTML hyperlinks. Due to insufficient URL sanitization, this feature is affected by a cross-site scripting (XSS) vulnerability. This issue is fixed in v5.0.0.
Description
npm package ansi_up v4 is vulnerable to cross-site scripting because ANSI escape codes can be used to create HTML hyperlinks.
File Snapshot

 id: CVE-2021-3377

info:
  name: npm ansi_up v4 - Cross-Site Scripting
  author: geeknik
  severity:

...
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