Full Disclosure mailing list archives
KingComposer 2.7.6 - Reflected XSS (WordPress Plugin)
From: Tim Coen <tc.coen () gmail com>
Date: Tue, 5 Feb 2019 16:27:46 +0100
* Vulnerability: XSS * Affected Software: [KingComposer](https://wordpress.org/plugins/kingcomposer/) * Affected Version: 2.7.6 * Patched Version: none * CVE: not requested * Risk: Medium * Vendor Contacted: 10/25/2018 * Vendor Fix: none * Public Disclosure: 02/05/2019 * Credit: Tim Coen ##### CVSS 6.1 Medium [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N](https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N) ##### Overview The KingComposer WordPress plugin is vulnerable to reflected XSS as it echoes the id parameter without proper encoding. ##### Proof of Concept http://192.168.0.103/wordpress/wp-admin/admin.php?page=kc-mapper&id=<%2Fscript><script>alert(1)<%2Fscript> ##### Timeline - 10/25/2018 Asked for email address via contact form - 10/26/2018 Vendor responds - 10/26/2018 sent advisory - 11/01/2018 Vendor responds that they have strict testing in place, asks if it is certain that the issue exists - 11/01/2018 Confirmed that the issue indeed exists - 11/01/2018 unclear response from vendor - 11/01/2018 asked for clarification & offered to explain issue further (no response) - 02/05/2019 Disclosure ##### Details & Full Advisory URL https://security-consulting.icu/blog/2019/02/wordpress-kingcomposer-xss/ -- PGP Key: https://pgp.mit.edu/pks/lookup?op=get&search=0x204DCBDD29BA0D89 _______________________________________________ Sent through the Full Disclosure mailing list https://nmap.org/mailman/listinfo/fulldisclosure Web Archives & RSS: http://seclists.org/fulldisclosure/
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- KingComposer 2.7.6 - Reflected XSS (WordPress Plugin) Tim Coen (Feb 05)