#VU47221 Stored cross-site scripting in PrestaShop - CVE-2020-15162
Published: September 25, 2020 / Updated: September 30, 2020
Vulnerability identifier: #VU47221
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Green
CVE-ID: CVE-2020-15162
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
PrestaShop
PrestaShop
Software vendor:
PrestaShop SA
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 when processing file attachments. A remote attacker can upload a file with HTML content inside, trick the victim to open the URL in browser 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.
Remediation
Install updates from vendor's website.