CVE-2021-34364: Refined-GitHub Project Refined-GitHub

Medium severity, CVSS 6.1. EPSS: 0.7% chance of exploitation in the next 30 days.

The Refined GitHub browser extension before 21.6.8 might allow XSS via a link in a document. NOTE: github.com sends Content-Security-Policy headers to, in general, address XSS and other concerns.

Affected products

• Refined-GitHub Project Refined-GitHub: before 21.6.8 (fixed in 21.6.8)

Published 2021-06-09. Last modified 2026-06-17.