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                         AUSCERT Security Bulletin

                               ASB-2009.1142
      Wordpress Plugin WP-Cumulus cross-site scripting vulnerability
                             25 November 2009

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:              WP-Cumulus (WordPress Plugin)
Operating System:     Windows
                      UNIX variants (UNIX, Linux, OSX)
Impact/Access:        Cross-site Scripting -- Remote/Unauthenticated
Resolution:           Patch/Upgrade
Member content until: Friday, December 25 2009

OVERVIEW

        A security vulnerability has been corrected in the WP-Cumulus 
        plugin for WordPress.
        
        "WP-Cumulus allows you to display your site's tags, categories or 
        both using a Flash movie that rotates them in 3D." [1]


IMPACT

        The vendor has provided the following information regarding this
        vulnerability:
        
        "Patches a potential XSS vulnerability" [2]


MITIGATION

        Users can download version 1.23 from the vendor's website. [3]


REFERENCES

        [1] WP-Cumulus - Description
            http://wordpress.org/extend/plugins/wp-cumulus/

        [2] WP-Cumulus - Changelog
            http://wordpress.org/extend/plugins/wp-cumulus/changelog/

        [3] wp-cumulus.1.23
            http://downloads.wordpress.org/plugin/wp-cumulus.1.23.zip

AusCERT has made every effort to ensure that the information contained
in this document is accurate.  However, the decision to use the information
described is the responsibility of each user or organisation. The decision to
follow or act on information or advice contained in this security bulletin is
the responsibility of each user or organisation, and should be considered in
accordance with your organisation's site policies and procedures. AusCERT
takes no responsibility for consequences which may arise from following or
acting on information or advice contained in this security bulletin.

If you believe that your computer system has been compromised or attacked in 
any way, we encourage you to let us know by completing the secure National IT 
Incident Reporting Form at:

        http://www.auscert.org.au/render.html?it=3192

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Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours 
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
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