Cross-site scripting in Checkout with Cash App on WooCommerce plugin for WordPress

1) Cross-site scripting

EUVDB-ID: #VU101060

Risk: Low

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-9635

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the "_wp_http_referer" parameter. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Checkout with Cash App on WooCommerce: 6.0 - 6.0.2

CPE2.3

• cpe:2.3:a:theafricanboss:wc-cashapp:6.0:*:*:*:*:wordpress:*:*
• cpe:2.3:a:theafricanboss:wc-cashapp:6.0.1:*:*:*:*:wordpress:*:*
• cpe:2.3:a:theafricanboss:wc-cashapp:6.0.2:*:*:*:*:wordpress:*:*

External links

http://plugins.trac.wordpress.org/browser/wc-cashapp/trunk/includes/class-wc_cashapp_square.php#L128
http://plugins.trac.wordpress.org/browser/wc-cashapp/trunk/includes/class-wc_cashapp_square.php#L153
http://plugins.trac.wordpress.org/browser/wc-cashapp/trunk/includes/class-wc_cashapp_square.php#L66
http://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3194770%40wc-cashapp&new=3194770%40wc-cashapp&sfp_email=&sfph_mail=
http://www.wordfence.com/threat-intel/vulnerabilities/id/770d1b3f-45f1-40f6-80b7-808c633d2be7?source=cve

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.