What’s Vulnerable › Vulnerabilities
CVE-2021-41311
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.9% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2021-12-08 · updated 2026-06-17
- Weakness: CWE-287
Description
Affected versions of Atlassian Jira Server and Data Center allow attackers with access to an administrator account that has had its access revoked to modify projects' Users & Roles settings, via a Broken Authentication vulnerability in the /plugins/servlet/project-config/PROJECT/roles endpoint. The affected versions are before version 8.19.1.
Affected products
- Atlassian Jira Software Data Center: before 8.19.1 — fixed in 8.19.1
How to fix
Upgrade to a fixed version: Atlassian Jira Software Data Center 8.19.1. Check the vendor advisory for mitigations.
References
Get alerted when CVE-2021-41311 or the next vulnerability affects your stack