Composr CMS 10.0.34 banners Persistent Cross Site Scripting

2020.12.09

Credit: Parshwa Bhavsar

Risk: Low

Local: No

Remote: Yes

CVE: N/A

CWE: CWE-79

# Exploit Title: Composr CMS 10.0.34 - 'banners' Persistent Cross Site Scripting
# Date: 3-12-2020
# Exploit Author: Parshwa Bhavsar
# Vendor Homepage: https://compo.sr/
# Software Link: https://compo.sr/download.htm
# Version: 10.0.34
# Tested on: Windows 10/ Kali Linux
Steps To Reproduce :-
1. Install the CMS from the download link & configure it.
2. After configuration login with admin Credential .
3. You will notice “Add banner” in the top of the browser.
4. Click on it and Put XSS payload (any) in “Description” field.
5. Save it & Click on Home.
6. Every time any user visit the website , the XSS payload will trigger.

See this note in RAW Version

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Composr CMS 10.0.34 banners Persistent Cross Site Scripting

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