What’s Vulnerable › Vulnerabilities

CVE-2021-43946

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-01-05 · updated 2026-06-17

Description

Affected versions of Atlassian Jira Server and Data Center allow authenticated remote attackers to add administrator groups to filter subscriptions via a Broken Access Control vulnerability in the /secure/EditSubscription.jspa endpoint. The affected versions are before version 8.13.21, and from version 8.14.0 before 8.20.9.

Affected products

• Atlassian Jira: before 8.13.21; from 8.14.0 before 8.20.9 — fixed in 8.13.21, 8.20.9
• Atlassian Jira: before 8.13.21; from 8.14.0 before 8.20.9 — fixed in 8.13.21, 8.20.9

How to fix

Upgrade to a fixed version: Atlassian Jira 8.13.21, 8.20.9; Atlassian Jira 8.13.21, 8.20.9. Check the vendor advisory for mitigations.

References

• https://jira.atlassian.com/browse/JRASERVER-73071
• https://jira.atlassian.com/browse/JRASERVER-73071

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