CVE-2016-10516: Palletsprojects Werkzeug

Medium severity, CVSS 6.1. EPSS: 2% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in the render_full function in debug/tbtools.py in the debugger in Pallets Werkzeug before 0.11.11 (as used in Pallets Flask and other products) allows remote attackers to inject arbitrary web script or HTML via a field that contains an exception message.

Affected products

• Palletsprojects Werkzeug: before 0.11.11 (fixed in 0.11.11)

Published 2017-10-23. Last modified 2026-06-17.