VULNERABILITY INTELLIGENCE

CVE-2020-27831

CVSS score4.3 MEDIUM
EPSS probability0.55%
CISA KEVNot currently listed
Published2021-05-27
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Description

A flaw was found in Red Hat Quay, where it does not properly protect the authorization token when authorizing email addresses for repository email notifications. This flaw allows an attacker to add email addresses they do not own to repository notifications.

Weakness classification

  • secalert@redhat.com: CWE-284
  • nvd@nist.gov: CWE-522

Primary references