Advisory by Netsparker (now Invicti)

Name: XSS Vulnerabilities in TeamCity
Software: TeamCity v8.0.6, v8.0.5 and possibly below.
Vendor Homepage:
Vulnerability Type: Cross-site Scripting
Severity: Critical
Researcher: Omar Kurt
Advisory Reference: NS-14-013

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TeamCity is affected by XSS vulnerabilities in version 8.0.6.

Example PoC urls are as follows :

  • Cross-site Scripting'+alert(0x003A17)+'

You can read the full article about Cross-site Scripting vulnerabilities from here :


Advisory Timeline
10/02/2014 - First Contact
19/02/2014 - Vendor fixed vulnerability
06/03/2014 - Advisory Released

It has been discovered on testing of Invicti Web Application Security Scanner.

About Netsparker
Netsparker® can find and report security issues such as SQL Injection and Cross-site Scripting (XSS) in all web applications regardless of the platform and the technology they are built on. Invicti’s unique detection and exploitation techniques allows it to be dead accurate in reporting hence it's the first and the only False Positive Free web application security scanner.