CRITICAL

CVE-2022-0540

CVSS v3

9.8

CRITICAL

EPSS Score

92.5%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

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.

Technical details

Published
4/20/2022

Frequently asked questions

What is CVE-2022-0540?

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.

Is CVE-2022-0540 actively exploited?

Active exploitation of CVE-2022-0540 has not been confirmed. The EPSS score is 92.5%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-0540?

CVE-2022-0540 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2022-0540 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.