Published:2010/05/12  Last Updated:2010/05/12

Movable Type vulnerable to cross-site scripting


Movable Type contains a cross-site scripting vulnerability.

Products Affected

  • Movable Type Open Source 5.0 and 5.01
  • Movable Type 5.0 and 5.01 (includes Professional and Community Packs)


Movable Type, a web log system from Six Apart KK, contains a cross-site scripting vulnerability.

This vulnerability is different than the previous vulnerabilities disclosed on JVN.


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 Status Last Update Vendor Notes
Six Apart KK Vulnerable 2010/05/12


JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2010.05.12

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


Other Information

JPCERT Reports
CERT Advisory
CPNI Advisory
CVE CVE-2010-1985
JVN iPedia JVNDB-2010-000017

Update History