Published:2007/12/18  Last Updated:2008/05/21

Google Web Toolkit vulnerable to cross-site scripting


Google Web Toolkit (GWT) is vulnerable to cross-site scripting.

Products Affected

  • Google Web Toolkit 1.4.60 and earlier
For details, see the information provided by the vendor.


Google Web Toolkit (GWT) is an open source software development framework that allows web developers to create Ajax applications in Java.
The benchmark reporting system in GWT is vulnerable to cross-site scripting.


An arbitrary script can be executed on the user's web browser.


Update the Software
Apply the latest update provided by the vendor.

For more information, refer to the vendor's website.

Vendor Status


JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2007.12.18

Measures Conditions Severity
Access Required Routed - can be attacked over the Internet using packets
  • High
Authentication None - anonymous or no authentication (IP addresses do not count)
  • High
User Interaction Required Simple - the user must be convinced to take a standard action that does not feel harmful to most users, such as click on a link or view a file
  • Medium
Exploit Complexity Low - little to no expertise and/or luck required to exploit (cross-site scripting)
  • High

Description of each analysis measures


Daiki Fukumori of Secure Sky Technology, Inc. reported this vulnerability to IPA.
JPCERT/CC coordinated with the vendors under Information Security Early Warning Partnership.

Other Information

JPCERT Reports
CERT Advisory
CPNI Advisory
JVN iPedia JVNDB-2007-000820

Update History