CVE-2021-41467: Justwriting Project Justwriting

Medium severity, CVSS 6.1. EPSS: 3.6% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in application/controllers/dropbox.php in JustWriting 1.0.0 and below allow remote attackers to inject arbitrary web script or HTML via the challenge parameter.

Affected products

Published 2021-10-01. Last modified 2026-06-17.