Cross-site scripting in Magento Open Source - CVE-2019-7939
Published: August 3, 2019 / Updated: July 17, 2020
Vulnerability identifier: #VU30937
CSH Severity: Low
CVSS v4: 5.1 [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]
CVE-ID: CVE-2019-7939
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
A reflected cross-site scripting vulnerability exists on the customer cart checkout page of Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9, Magento 2.3 prior to 2.3.2. This could be exploited by sending a victim a crafted URL that results in malicious javascript execution in the victim's browser.
Affected software
Magento Open Source
How to mitigate CVE-2019-7939
Install update from vendor's website.
Magento Open Source - update to 2.3.2