Published:2009/11/04  Last Updated:2009/11/04

Roundcube Webmail vulnerable to cross-site request forgery


Roundcube Webmail provided by Roundcube Webmail Project contains a cross-site requesst forgery vulnerability.

Products Affected

  • Roundcube Webmail 0.2.2 and earlier


Roundcube Webmail is an open source webmail client from the Roundcube Webmail Project. Roundcube Webmail contains a cross-site request forgery vulnerability.

This issue is different from JVN#33820033 and JVN#75694913.


An attacker may be able to alter the user information within Roundcube Webmail.


Update the Software
Apply the latest update provided by the developer.

Vendor Status

Vendor Link
Roundcube Webmail Project Version 0.3-stable released


JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2009.11.04

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


Shuya Ueki reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

Other Information

JPCERT Reports
CERT Advisory
CPNI Advisory
CVE CVE-2009-4076
JVN iPedia JVNDB-2009-000071

Update History