CVE-2021-47929
MEDIUM
NVD
CVSS Score
6.4
Severity
MEDIUM
Published
May 10, 2026
Vendor
unknown
Description
Filterable Portfolio Gallery 1.0 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious JavaScript by entering payloads in the title field. Attackers can store JavaScript code like image tags with onerror handlers that execute when the gallery is previewed, affecting all users viewing the page.