CVE-2020-4021: XSS
First published: Mon Jun 01 2020(Updated: )
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.
Credit: security@atlassian.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Atlassian JIRA | <7.13.16 | |
| Atlassian Jira Data Center | >=8.0.0<8.5.5 | |
| Atlassian Jira Data Center | >=8.6.0<8.8.1 | |
| Atlassian Jira Server | >=8.0.0<8.5.5 | |
| Atlassian Jira Server | >=8.6.0<8.8.1 | |
| Atlassian Jira Software Data Center | <7.13.16 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2020-4021.
What software versions are affected?
Affected versions are before 8.5.5 and from 8.6.0 before 8.8.1 of Atlassian Jira Server and Data Center.
What is the severity of CVE-2020-4021?
The severity of CVE-2020-4021 is medium with a severity value of 5.4.
How does CVE-2020-4021 work?
CVE-2020-4021 allows remote attackers to inject arbitrary HTML or JavaScript via a cross-site scripting (XSS) vulnerability in the XML export view.
How can I fix CVE-2020-4021?
To fix CVE-2020-4021, update your Atlassian Jira Server or Data Center to versions 8.5.5 or 8.8.1.
- collector/nvd-index
- agent/severity
- agent/weakness
- agent/references
- agent/author
- agent/type
- agent/event
- agent/description
- agent/last-modified-date
- agent/softwarecombine
- agent/first-publish-date
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/atlassian
- canonical/atlassian jira
- canonical/atlassian jira data center
- version/atlassian jira data center/8.0.0
- version/atlassian jira data center/8.6.0
- canonical/atlassian jira server
- version/atlassian jira server/8.0.0
- version/atlassian jira server/8.6.0
- canonical/atlassian jira software data center