CVE-2021-4172: Showdoc

Medium severity, CVSS 5.4. EPSS: 0.6% chance of exploitation in the next 30 days.

Cross-site Scripting (XSS) - Stored in GitHub repository star7th/showdoc prior to 2.10.2.

Affected products

• Showdoc Showdoc: before 2.10.2 (fixed in 2.10.2)

Published 2022-01-22. Last modified 2026-06-17.