Details ================ Software: Navis DocumentCloud Version: 0.1 Homepage: http://ift.tt/1KRG4Ue Advisory report: http://ift.tt/1MYZblw CVE: CVE-2015-2807 CVSS: 6.4 (Medium; AV:N/AC:L/Au:N/C:P/I:P/A:N) Description ================ Publicly exploitable XSS in WordPress plugin Navis Documentcloud Vulnerability ================ This plugin contains the following code in js/window.php: $SITEURL .= $_GET[ ‘wpbase’ ]; // snip Which is a trivially exploitable XSS. Proof of concept ================ Visit the following page on a site with this plugin installed. Note that the plugin need not be active: http://yourwordpresssite/wp-content/plugins/navis-documentcloud/js/window.php?wpbase=%22%3Ealert(%27xss%27)%3C/script%3E%3Cscript%20src=%22 NB: this proof of concept may not work in browsers with XSS protection features. Mitigations ================ This plugin is no longer maintained, so if at all possible, switch to using the DocumentCloud plugin http://ift.tt/1KRG4Um. If this is not possible, upgrade to version 0.1.1 or later. Disclosure policy ================ dxw believes in responsible disclosure. Your attention is drawn to our disclosure policy: http://ift.tt/1B6NWzd Please contact us on security@dxw.com to acknowledge this report if you received it via a third party (for example, plugins@wordpress.org) as they generally cannot communicate with us on your behalf. This vulnerability will be published if we do not receive a response to this report with 14 days. Timeline ================ 2015-03-31 – Discovered 2015-03-31 – Requested CVE 2015-07-14 – Reported to support@documentcloud.org 2015-07-14 – Vendor responded saying they’ll get in touch with the developer 2015-08-24 – Vendor reported the issue fixed in version 0.1.1 Discovered by dxw: ================ Harry Metcalfe Please visit security.dxw.com for more information.
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