CVE-2022-0540: Atlassian Jira Data Center

Critical severity, CVSS 9.8. EPSS: 88.1% chance of exploitation in the next 30 days.

A vulnerability in Jira Seraph allows a remote, unauthenticated attacker to bypass authentication by sending a specially crafted HTTP request. This affects Atlassian Jira Server and Data Center versions before 8.13.18, versions 8.14.0 and later before 8.20.6, and versions 8.21.0 and later before 8.22.0. This also affects Atlassian Jira Service Management Server and Data Center versions before 4.13.18, versions 4.14.0 and later before 4.20.6, and versions 4.21.0 and later before 4.22.0.

Affected products

• Atlassian Jira Data Center: before 8.13.8 (fixed in 8.13.8); from 8.14.0, before 8.20.6 (fixed in 8.20.6); from 8.21.0, before 8.22.0 (fixed in 8.22.0)
• Atlassian Jira Server: before 8.13.8 (fixed in 8.13.8); from 8.14.0, before 8.20.6 (fixed in 8.20.6); from 8.21.0, before 8.22.0 (fixed in 8.22.0)
• Atlassian Jira Service Management: before 4.13.8 (fixed in 4.13.8); before 4.13.18 (fixed in 4.13.18); from 4.14.0, before 4.20.6 (fixed in 4.20.6); from 4.21.0, before 4.22.0 (fixed in 4.22.0)

Published 2022-04-20. Last modified 2026-06-17.