imgboard vulnerable to cross-site scripting


imgboard contains a cross-site scripting vulnerability.

imgboard provided by imgboard.com CGI Download Center (formerly 1998 t-club CGI Download Center) is a bulletin board software that supports posting picture files. imgboard contains a cross-site scripting vulnerability.

Yuji Tounai of bogus.jp and Saeki Tominaga reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer 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

imgboard.com CGI Download Center
  • imgboard (Versions prior to imgboard 2010u (released on December 20, 2011))
  • imgboard (From imageboard v0.9 (released on July 15, 1998) to versions prior to 1.22R6.1 u (released on December 20, 2011))


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 Information

imgboard.com CGI Download Center
CWE (What is CWE?)

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

  1. CVE-2013-0703

  1. JVN : JVN#09223079
  2. National Vulnerability Database (NVD) : CVE-2013-0703
Revision History

  • [2013/02/14]
      Web page was published