Medium severity5.4NVD Advisory· Published Jun 1, 2020· Updated Jun 17, 2026

CVE-2020-4021

Description

Affected versions are: Before 8.5.5, and from 8.6.0 before 8.8.1 of Atlassian Jira Server and Data Center allow remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the XML export view.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Atlassian/Jira
cpe:2.3:a:atlassian:jira:*:*:*:*:*:*:*:*
Range: <7.13.16
Atlassian/Jira Data Center
cpe:2.3:a:atlassian:jira_data_center:*:*:*:*:*:*:*:*
Range: >=8.0.0,<8.5.5
Atlassian/Jira Server
cpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:*
Range: >=8.0.0,<8.5.5
Atlassian/Jira Software Data Center
cpe:2.3:a:atlassian:jira_software_data_center:*:*:*:*:*:*:*:*
Range: <7.13.16
Atlassian/Crowd Data Center and Serverllm-fuzzy2 versions
<8.5.5, >=8.6.0 <8.8.1+ 1 more
- (no CPE)range: <8.5.5, >=8.6.0 <8.8.1
- (no CPE)range: unspecified

cvss	0.351
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000

CVE-2020-4021

Description

AI Insight

Affected products

Patches

Vulnerability mechanics

References

News mentions