WordPress Download Manager 2.9.46 / 2.9.51 Cross Site Scripting

Type packetstorm
Reporter Tom Adams
Modified 2017-06-21T00:00:00


Software: WordPress Download Manager  
Version: 2.9.46,2.9.51  
Homepage: https://wordpress.org/plugins/download-manager/  
Advisory report: https://security.dxw.com/advisories/xss-download-manager/  
CVE: Awaiting assignment  
CVSS: 5.8 (Medium; AV:N/AC:M/Au:N/C:P/I:P/A:N)  
Reflected XSS in WordPress Download Manager could allow an attacker to do almost anything an admin can  
This plugin outputs $_GET[aida] inside HTML without escaping, meaning that anybody able to convince an admin to follow a link can add arbitrary HTML to the page.  
Proof of concept  
Sign in  
Activate the plugin  
Visit the following URL in a browser without XSS mitigation (i.e. Firefox): http://localhost/wp-admin/admin-ajax.php?action=wpdm_generate_password&id=%3C/script%3E%3Cscript%3Ealert(1)%3C/script%3E  
Upgrade to version 2.9.52 or later.  
Disclosure policy  
dxw believes in responsible disclosure. Your attention is drawn to our disclosure policy: https://security.dxw.com/disclosure/  
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.  
2017-03-30: Discovered  
2017-05-26: Reported toA contact@w3eden.com  
2017-06-09: First response from vendor saying itas been fixed and an update will be coming soon  
2017-06-09: Version 2.9.52 released aFixed issue with input data formattinga  
2017-06-16: Advisory published  
Discovered by dxw:  
Tom Adams  
Please visit security.dxw.com for more information.