Characters that expand upon toUpperCase()
8
Useful to bypass strict length checks and differentials between toUpperCase() / toLowerCase() .
Created by: DreyAnd
Created on: Wednesday, April 10, 2024 at 10:34:26 PM
Updated on: Thursday, December 12, 2024 at 3:39:13 PM
Vector type: JS
Vector charset: UTF-8
Code used before fuzz:
function isASCII(str) {
for (var i = 0; i < str.length; i++) {
if (str.charCodeAt(i) > 127) {
return false;
}
}
return true;
}
Template used:
const c = String.fromCodePoint(i)
const c_upper = c.toUpperCase()
if (c_upper.length > c.length && isASCII(c_upper)){
log(c)
}
Your browser was detected as:
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Sample payloads
const c = String.fromCodePoint(i)
const c_upper = c.toUpperCase()
if (c_upper.length > c.length && isASCII(c_upper)){
alert(c)
}
Fuzz results
Chrome 124.0.0.0 Unknown Unknown
Updated
Fri Apr 19 2024
Found 8 results
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