CVE-2021-43943

Affected versions of Atlassian Jira Service Management Server and Data Center allow attackers with administrator privileges to inject arbitrary HTML or JavaScript via a Cross-Site Scripting (XSS) vulnerability in the "Object Schema" field of /secure/admin/InsightDefaultCustomFieldConfig.jspa. The affected versions are before version 4.21.0.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.8 MEDIUM
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
atlassianCNA
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CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 65%
VendorProductVersion
atlassianjira_service_management
𝑥
< 4.21.0
atlassianjira_service_management
𝑥
< 4.21.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://jira.atlassian.com/browse/JSDSERVER-10980
https://jira.atlassian.com/browse/JSDSERVER-10980