UpHeron
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Servers and applications

CVE-2021-39126

Affected versions of Atlassian Jira Server and Data Center allow remote attackers to modify various resources via a Cross-Site Request Forgery (CSRF) vulnerability, following an Information Disclosure vulnerability in the referrer headers which discloses a user's CSRF token. The affected versions are before version 8.5.10, and from version 8.6.0 before 8.13.1.

Severity
Medium 6.5
Published
21 Oct 2021
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
8.5.10, 8.13.1
Sources
NVD

Affected software

SoftwareAffected versions
JiraServers and applications · cpe:a:atlassian:jira_data_center
  • Every version before 8.5.10
  • From 8.6.0 before 8.13.1
JiraServers and applications · cpe:a:atlassian:jira_server
  • Every version before 8.5.10
  • From 8.6.0 before 8.13.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-39126
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-39126