CVE-2020-27832: Red Hat Quay

Critical severity, CVSS 9.0. EPSS: 0.9% chance of exploitation in the next 30 days.

A flaw was found in Red Hat Quay, where it has a persistent Cross-site Scripting (XSS) vulnerability when displaying a repository's notification. This flaw allows an attacker to trick a user into performing a malicious action to impersonate the target user. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Affected products

• Red Hat Quay: from 3.0.0, before 3.3.2 (fixed in 3.3.2)

Published 2021-05-27. Last modified 2026-06-17.