SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-39118

Affected versions of Atlassian Jira Server and Data Center allow remote attackers to discover the usernames and full names of users via an enumeration vulnerability in the /rest/api/1.0/render endpoint.

MEDIUM 5.3EPSS 1.42%

Does this matter?

Lower severity and a low EPSS score (1.42%). Track it; it rarely justifies an emergency change on its own.

Description

Affected versions of Atlassian Jira Server and Data Center allow remote attackers to discover the usernames and full names of users via an enumeration vulnerability in the /rest/api/1.0/render endpoint. The affected versions are before version 8.19.0.

CVSS 3.1
5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS
1.42% probability · 71th percentile
CISA KEV
Not listed
Affected
atlassian/data center · atlassian/jira
Source
security@atlassian.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.