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Characters allowed before url function with @import

This vector shows which characters are allowed before an URL function after the @import statement.

Shazzer Master

Created byhackvertor

Created Aug 6, 2026

Updated Sep 5, 2026

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CategoryCSS Parsing

VisibilityPublic

TypeJS

CharsetUTF-8

Template used:

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint($[i])+'url("https://fuzz.shazzer.co.uk/$[rand]?$[i]");';
document.head.appendChild(style);

Sample payloads

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(9)+'url("https://fuzz.shazzer.co.uk/jsh2xy2p1dr?9");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(10)+'url("https://fuzz.shazzer.co.uk/4unib951tp3?10");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(12)+'url("https://fuzz.shazzer.co.uk/jva4rwdtddo?12");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(13)+'url("https://fuzz.shazzer.co.uk/tf6ebtwngnq?13");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(32)+'url("https://fuzz.shazzer.co.uk/wor7frit5t7?32");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(9)+'url("https://fuzz.shazzer.co.uk/pdgmccq64nm?9");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(10)+'url("https://fuzz.shazzer.co.uk/u5czlzq4jac?10");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(12)+'url("https://fuzz.shazzer.co.uk/8a1kq82ay4?12");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(13)+'url("https://fuzz.shazzer.co.uk/kngrn6bkt9?13");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(32)+'url("https://fuzz.shazzer.co.uk/moukthsbvs?32");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(9)+'url("https://fuzz.shazzer.co.uk/2emfna0avkh?9");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(10)+'url("https://fuzz.shazzer.co.uk/ob68hkarqu?10");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(12)+'url("https://fuzz.shazzer.co.uk/hmp53uuaohm?12");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(13)+'url("https://fuzz.shazzer.co.uk/wier9icawck?13");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(32)+'url("https://fuzz.shazzer.co.uk/dtarws22h7u?32");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(9)+'url("https://fuzz.shazzer.co.uk/48dv2eikdpi?9");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(10)+'url("https://fuzz.shazzer.co.uk/8mv41sw8trq?10");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(12)+'url("https://fuzz.shazzer.co.uk/iln5keyj9gb?12");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(13)+'url("https://fuzz.shazzer.co.uk/42899z69b3q?13");';
document.head.appendChild(style);

const style = document.createElement("style");
style.textContent = '@import'+String.fromCodePoint(32)+'url("https://fuzz.shazzer.co.uk/5o0zkjx2gc?32");';
document.head.appendChild(style);