CVE-2021-47929: Filterable-Portfolio Filterable Portfolio Gallery

Medium severity, CVSS 6.4. EPSS: 0.2% chance of exploitation in the next 30 days.

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.

Affected products

• Filterable-Portfolio Filterable Portfolio Gallery: version 1.0 only

Published 2026-05-10. Last modified 2026-07-25.