Vulnerability identifier: #VU26640

Vulnerability 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-2020-5277

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ps_facetedsearch
Web applications / Modules and components for CMS

Vendor: PrestaShop SA

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 "url_name" 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

ps_facetedsearch: 1.0.1 - 3.4.1

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External links
http://github.com/PrestaShop/ps_facetedsearch/commit/c792ddcdd84ec208a6dfa4a30fd66d8bc9863f4a
http://github.com/PrestaShop/ps_facetedsearch/security/advisories/GHSA-mmmv-m5q9-g3cm

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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.