Cross-site scripting in Sulu - CVE-2021-32737
Published: July 2, 2021 / Updated: May 12, 2026
Vulnerability identifier: #VU131114
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-32737
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Sulu GmbH
Affected software:
Sulu
Sulu
Detailed vulnerability description
The vulnerability allows a remote user to execute arbitrary script code in a victim's browser.
The vulnerability exists due to cross-site scripting in the media collection title field when processing user-supplied collection titles. A remote user can inject a crafted script into a collection title to execute arbitrary script code in a victim's browser.
How to mitigate CVE-2021-32737
Install security update from vendor's website.