CVE-2021-36150: Silverstripe

Medium severity, CVSS 6.1. EPSS: 0.9% chance of exploitation in the next 30 days.

SilverStripe Framework through 4.8.1 allows XSS.

Affected products

• Silverstripe Silverstripe: from 1.0.0, before 1.8.1 (fixed in 1.8.1); after 1.9.0, up to and including 4.8.1

Published 2021-10-07. Last modified 2026-06-17.