Details ================ Software: Rating-Widget: Star Review System Version: 2.8.9 Homepage: https://wordpress.org/plugins/rating-widget/ Advisory report: https://advisories.dxw.com/advisories/rating-widget-debug-mode/ CVE: Awaiting assignment CVSS: 5 (Medium; AV:N/AC:L/Au:N/C:P/I:N/A:N) Description ================ Rating-Widget: Star Review System allows anybody to turn on debug mode and view errors and warnings Vulnerability ================ The plugin allows anybody to turn on debug mode and view errors and warnings. Errors and warnings should be turned off on production sites as they reveal information useful to attackers such as paths, and may give hints as to how themes and plugins are written. Proof of concept ================ Add 1/0; to functions.php in the theme Enable this plugin Visit http://localhost/?rwdbg=true (You may need to view source, depending on the theme) You will see a PHP warning, including the path to your functions.php file Mitigations ================ Upgrade to version 2.9.0 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. Timeline ================ 2017-10-30: Discovered 2017-11-02: Reported to vendor via email 2017-11-03: Vendor reports it will be fixed in the next release 2017-12-12: Vendor reports issue fixed Discovered by dxw: ================ Tom Adams Please visit security.dxw.com for more information.