Description
Multiple cross-site request forgery (CSRF) vulnerabilities in the Simple Share Buttons Adder plugin before 4.5 for WordPress allow remote attackers to hijack the authentication of administrators for requests that conduct cross-site scripting (XSS) attacks via the (1) ssba_share_text parameter in a save action to wp-admin/options-general.php, which is not properly handled in the homepage, and unspecified vectors related to (2) Pages, (3) Posts, (4) Category/Archive pages or (5) post Excerpts.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Exploit-DB 1
- WordPress Plugin Simple Share Buttons Adder 4.4 - Multiple Vulnerabilities EDB-33896 · webapps · Jun 27, 2014
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- http://packetstormsecurity.com/files/127238/WordPress-Simple-Share-Buttons-Adder-4.4-CSRF-XSS.html
- https://security.dxw.com/advisories/csrf-and-stored-xss-in-simple-share-buttons-adder
- https://wordpress.org/plugins/simple-share-buttons-adder/changelog
- 20140626 CSRF and stored XSS in Simple Share Buttons Adder 4.4 (WordPress plugin) mailing-list