CVE-2021-26081

REST API in Atlassian Jira Server and Jira Data Center before version 8.5.14, from version 8.6.0 before 8.13.6, and from version 8.14.0 before 8.16.1 allows remote attackers to enumerate usernames via a Sensitive Data Exposure vulnerability in the `/rest/api/latest/user/avatar/temporary` endpoint.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Affected Products (NVD)
VendorProductVersion
atlassiandata_center
𝑥
< 8.5.14
atlassianjira
𝑥
< 8.5.14
atlassianjira_data_center
8.6.0 ≤
𝑥
< 8.13.6
atlassianjira_data_center
8.14.0 ≤
𝑥
< 8.16.1
atlassianjira_server
8.6.0 ≤
𝑥
< 8.13.6
atlassianjira_server
8.14.0 ≤
𝑥
< 8.16.1
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
atlassianjira_server
𝑥
< 8.5.14
ADP
atlassianjira_server
8.6.0 ≤
𝑥
< 8.13.6
ADP
atlassianjira_server
8.14.0 ≤
𝑥
< 8.16.1
ADP
atlassianjira_data_center
𝑥
< 8.5.14
ADP
atlassianjira_data_center
8.6.0 ≤
𝑥
< 8.13.6
ADP
atlassianjira_data_center
8.14.0 ≤
𝑥
< 8.16.1
ADP