Movable Type Enterprise cross-site scripting vulnerability


Movable Type Enterprise contains a cross-site scripting vulnerability.

Movable Type Enterprise, a web log system from Six Apart KK for business users, contains a cross-site scripting vulnerability.
This vulnerability is different from JVN#30385652 and JVN#81490697.

Yosuke HASEGAWA of NetAgent Co.,Ltd. reported this vulnerability to IPA.
JPCERT/CC coordinated with the vendor under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V2 Severity:
Base Metrics 4.3 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Medium
  • Authentication: None
  • Confidentiality Impact: None
  • Integrity Impact: Partial
  • Availability Impact: None
Affected Products

Six Apart, Ltd.
  • Movable Type 4
  • Movable Type 4 Enterprise
  • Movable Type 4 Community Solution
  • Movable Type 4 (Open Source)
  • Movable Type 3
  • Movable Type (enterprise) 1.5


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

[Update the Software]
Update to the latest version of Movable Type Enterprise.
Latest versions as of December 3, 2008 are as follows:
- 1.56 for Movable Type Enterprise 1.x
- 4.23 for Movable Type Enterprise 4.x
Vendor Information

Six Apart, Ltd.
CWE (What is CWE?)

  1. Cross-site Scripting(CWE-79) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2008-5808

  1. JVN : JVN#02216739
  2. National Vulnerability Database (NVD) : CVE-2008-5808
  3. Secunia Advisory : SA32935
  4. JVN iPedia (Japanese) : JVNDB-2008-000067
Revision History

  • [2008/12/04]
      Web page published