UpHeron
All vulnerabilities

Servers and applications

CVE-2021-26076

The jira.editor.user.mode cookie set by the Jira Editor Plugin in Jira Server and Data Center before version 8.5.12, from version 8.6.0 before version 8.13.4, and from version 8.14.0 before version 8.15.0 allows remote anonymous attackers who can perform an attacker in the middle attack to learn which mode a user is editing in due to the cookie not being set with a secure attribute if Jira was…

Severity
Low 3.7
Published
15 Apr 2021
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
8.5.12, 8.13.4, 8.15.1
Sources
NVD

Affected software

SoftwareAffected versions
JiraServers and applications · cpe:a:atlassian:jira
  • Every version before 8.5.12
JiraServers and applications · cpe:a:atlassian:jira_data_center
  • From 8.6.0 before 8.13.4
  • From 8.14.0 before 8.15.1
JiraServers and applications · cpe:a:atlassian:jira_server
  • From 8.6.0 before 8.13.4
  • From 8.14.0 before 8.15.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-26076
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-26076