CVE-2021-4000: Showdoc

Medium severity, CVSS 6.1. EPSS: 0.8% chance of exploitation in the next 30 days.

showdoc is vulnerable to URL Redirection to Untrusted Site

Affected products

• Showdoc Showdoc: affected versions not specified

Published 2021-12-03. Last modified 2026-06-17.