Cross-site scripting in Shopware - #VU131881
Published: November 9, 2020 / Updated: May 19, 2026
Vulnerability identifier: #VU131881
CSH Severity: Medium
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: N/A
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary script code in a user's browser.
The vulnerability exists due to cross-site scripting in the newsletter module when handling newsletter content. A remote attacker can inject a persistent script payload to execute arbitrary script code in a user's browser.
Affected software
Shopware
Remediation
Install security update from vendor's website.
Shopware - update to 5.6.9