Details ================ Software: Tooltipy (tooltips for WP) Version: 5.0 Homepage: https://wordpress.org/plugins/bluet-keywords-tooltip-generator/ Advisory report: https://advisories.dxw.com/advisories/xss-in-tooltipy/ CVE: Awaiting assignment CVSS: 5.8 (Medium; AV:N/AC:M/Au:N/C:P/I:P/A:N) Description ================ Reflected XSS in Tooltipy (tooltips for WP) could allow anybody to do almost anything an admin can Vulnerability ================ Tootipy contains reflected XSS in the [kttg_glossary] shortcode meaning that admin usersa browsers can be hijacked by anybody who sends them a link. The hijacked browser can be made to do almost anything an admin user can normally do. Proof of concept ================ Create a page containing the [kttg_glossary] shortcode Visit the new page, and add the following to the end of the URL: ?cat=\'><script>alert(1)</script> Youall see an alert in browsers without XSS prevention such as Firefox Mitigations ================ Upgrade to version 5.1 or later. Disclosure policy ================ dxw believes in responsible disclosure. Your attention is drawn to our disclosure policy: https://advisories.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 ================ 2018-03-29: Discovered 2018-04-10: Reported to vendor via email (first attempt) 2018-04-30: Asked if theyad received the email, via Facebook private message (second attempt) 2018-05-03: Reported again via contact form (third attempt) 2018-05-18: Reported to plugins@wordpress.org 2018-05-18: WordPress plugin team disabled downloads of the plugin 2018-05-21: Vendor reported a fix has been made for the bug (first contact from vendor) 2018-06-05: Updated version of plugin is now available for download on wordpress.org 2018-06-12: Advisory published Discovered by dxw: ================ Tom Adams Please visit advisories.dxw.com for more information.