{keyword}'nywpxo<'">tyetvq May 2026

If you found this string in your web server logs, it likely means someone (or an automated bot) was probing your site for XSS vulnerabilities. Ensure your application uses context-aware output encoding and a strong Content Security Policy (CSP) to mitigate these risks.

: Attempts to break out of a JavaScript string or an HTML attribute that uses single quotes.

This payload is designed to test how a web application handles various special characters and delimiters. Each segment serves a specific purpose in breaking out of common HTML/JavaScript contexts: {KEYWORD}'NYWpxO<'">tYeTVq

: This is a placeholder (often replaced by a unique string like alert(1) or XSS ) used by security researchers to easily find where their input is reflected in the page's source code.

: Tests for the filtering of both single and double quotes. > : Tests if the application allows closing HTML tags. If you found this string in your web

: Likely a unique, random string used as a "marker" to identify this specific injection attempt during automated scanning. <'"> : This is the core "polyglot" section: < : Tests if the application allows opening HTML tags.

: By including both types of quotes and tag brackets, the researcher can see which specific characters the application's sanitization logic fails to catch. This payload is designed to test how a

This string is typically seen in the logs of (like Burp Suite, OWASP ZAP, or Acunetix) or during manual Bug Bounty hunting.