Vulnerability identifier: #VU46832

Vulnerability risk: Low

CVSSv3.1: 5.6 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Discount Rules for WooCommerce
Web applications / Modules and components for CMS

Vendor: Flycart Technologies LLP

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 "savePriceRule" AJAX action. A remote authenticated attacker can inject 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

Discount Rules for WooCommerce: 1.1 - 2.2.0

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External links
http://wpvulndb.com/vulnerabilities/10409/
http://www.wordfence.com/blog/2020/09/high-severity-vulnerabilities-patched-in-discount-rules-for-woocommerce/
http://www.webarxsecurity.com/multiple-vulnerabilities-in-discount-rules-for-woocommerce-plugin/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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