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TYPO3-EXT-SA-2013-011: Cross-Site Scripting vulnerability in extension Front End User Registration (sr_feuser_register)

It has been discovered that the extension "Front End User Registration" (sr_feuser_register) is vulnerable to Cross-Site Scripting.

Release Date: August 05, 2013

Component Type: Third party extension. This extension is not a part of the TYPO3 default installation.

Affected Version: 3.0.1 and alll versions below

Vulnerability Type: Cross-Site Scripting

Severity: Medium

Suggested CVSS v2.0: AV:N/AC:M/Au:N/C:P/I:P/A:N/E:P/RL:O/RC:C (What's that?)

Problem Description: Failing to properly sanitize user-supplied input the extension is open to Cross-Site Scripting attacks.

Solution: An updated version 3.0.2 is available from the TYPO3 extension manager and at http://typo3.org/extensions/repository/view/sr_feuser_register/3.0.2/. Users of the extension are advised to update the extension as soon as possible.

Credits: Credits go to TYPO3 Security Team Member Franz G. Jahn who discovered and reported the issue.

General advice: Follow the recommendations that are given in the TYPO3 Security Guide. Please subscribe to the typo3-announce mailing list to receive future Security Bulletins via E-mail.