Published:2007/06/27  Last Updated:2008/05/21

rktSNS cross-site scripting vulnerability


rktSNS, an open source social networking service engine provided by, contains a cross-site scripting vulnerability.

Products Affected

  • rktSNS 1.070617 and earlier versions
For more information, refer to the developer's website.


rktSNS, provided by, is open source software for community site construction. rktSNS contains a cross-site scripting vulnerability.


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


Update the Software
Apply the update provided by the developer.

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

Vendor Status

Vendor Status Last Update Vendor Notes Vulnerable 2007/06/27


JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2007.06.27

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-2007-000486

Update History