WordPress plugin WassUp vulnerable to cross-site scripting


The WordPress plugin WassUp contains a cross-site scripting vulnerability.

WassUp is a WordPress plugin that tracks visitors to the blog. WassUp contains a cross-site scripting vulnerability.

Yuji Tounai of bogus.jp 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 5.0 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication: None
  • Confidentiality Impact: None
  • Integrity Impact: Partial
  • Availability Impact: None
Affected Products

  • WassUp versions 1.8.3 and earlier


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

CWE (What is CWE?)

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

  1. CVE-2012-2633

  1. JVN : JVN#15646988
  2. National Vulnerability Database (NVD) : CVE-2012-2633
Revision History

  • [2012/06/06]
      Web page was published