Published:2012/05/15  Last Updated:2012/05/15

WEB MART from KENT-WEB vulnerable to cross-site scripting


WEB MART provided by KENT-WEB contains a cross-site scripting vulnerability.

Products Affected

  • WEB MART Ver.1.7 and earlier


WEB MART provided by KENT-WEB is a system for creating shopping websites. WEB MART contains a vulnerability when using Microsoft IE's CSS expressions, which may result in cross-site scripting.


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


Update the Software
Update to the latest version according to the information provided by the developer.

Vendor Status

Vendor Link
WebCreate Ltd WEB MART (Japanese only)


  1. Microsoft - IEBlog
    Ending Expressions

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2012.05.15

Measures Conditions Severity
Access Required can be attacked over the Internet using packets
  • High
Authentication anonymous or no authentication (IP addresses do not count)
  • High
User Interaction Required 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
  • Mid
Exploit Complexity the user must be convinced to take a difficult or suspicious action. If the honest user must have elevated privileges, they are likely to be more suspiciouse
  • High

Description of each analysis measures


Isayama Takayoshi of Mitsui Bussan Secure Directions, Inc. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

Other Information

JPCERT Reports
CERT Advisory
CPNI Advisory
CVE CVE-2012-1247
JVN iPedia JVNDB-2012-000042