Cross-site Scripting (XSS) - Reflected in zikula/core


Reported on

Sep 18th 2021


Cross-Site Scripting (XSS) attacks are a type of injection, in which malicious scripts are injected into otherwise benign and trusted websites

Proof of Concept

// PoC.js

POST /categories/admin/category/contextMenu HTTP/2
Cookie: _zsid=a9b37grip4in2kp0j6kaugdvrh
User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:91.0) Gecko/20100101 Firefox/91.0
Accept: */*
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
X-Requested-With: XMLHttpRequest
Content-Length: 829
Sec-Fetch-Dest: empty
Sec-Fetch-Mode: cors
Sec-Fetch-Site: same-origin
Te: trailers


**Steps to reproduce : 1 --> Go to 2--> Click New Category , and fill the Display name & value with any html payload

You will get an XSS alert .


This vulnerability is capable of...steal user session , takeover user account , make redirect user to attacker controlled site //

We have contacted a member of the zikula/core team and are waiting to hear back 2 years ago
Axel Guckelsberger validated this vulnerability 2 years ago
0x9x has been awarded the disclosure bounty
The fix bounty is now up for grabs
Axel Guckelsberger marked this as fixed with commit bea749 2 years ago
Axel Guckelsberger has been awarded the fix bounty
This vulnerability will not receive a CVE
2 years ago


Thanks for your assist!

to join this conversation