CVE-2020-27388: Yourls

Medium severity, CVSS 5.4. EPSS: 0.7% chance of exploitation in the next 30 days.

Multiple Stored Cross Site Scripting (XSS) vulnerabilities exist in the YOURLS Admin Panel, Versions 1.5 - 1.7.10. An authenticated user must modify a PHP plugin with a malicious payload and upload it, resulting in multiple stored XSS issues.

Affected products

• Yourls Yourls: from 1.5, up to and including 1.7.10

Published 2020-10-23. Last modified 2026-07-09.