FeedDemon vulnerable to arbitrary script execution


FeedDemon is vulnerable to arbitrary script execution.

FeedDemon is an RSS/Atom feed reader. FeedDemon is vulnerable to arbitrary script execution due to the improper processing during HTML page output based on feed information when using the "feed preview" option.

Daiki Fukumori of Cyber Defense Institute, Inc. 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

NewsGator Technologies, Inc.
  • FeedDemon versions prior to 4.0


An arbitrary script embedded in an RSS/Atom feed 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

NewsGator Technologies, Inc.
CWE (What is CWE?)

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

  1. CVE-2012-2634

  1. JVN : JVN#18397171
  2. National Vulnerability Database (NVD) : CVE-2012-2634
Revision History

  • [2012/06/07]
      Web page was published