CVE-2021-41308

Name: CVE-2021-41308
Creator: NVD / NIST
Published: 2021-10-26T05:15:07.477+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.98%

Last modified Jun 17, 2026

CVE-2021-41308 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Affected versions of Atlassian Jira Server and Data Center allow authenticated yet non-administrator remote attackers to edit the File Replication settings via a Broken Access Control vulnerability in the `ReplicationSettings!default.jspa` endpoint. The affected versions are before version 8.6.0, from version 8.7.0 before 8.13.12, and from version 8.14.0 before 8.20.1.. EPSS estimates a 0.98% chance of exploitation in the next 30 days.

Description

Affected versions of Atlassian Jira Server and Data Center allow authenticated yet non-administrator remote attackers to edit the File Replication settings via a Broken Access Control vulnerability in the `ReplicationSettings!default.jspa` endpoint. The affected versions are before version 8.6.0, from version 8.7.0 before 8.13.12, and from version 8.14.0 before 8.20.1.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

EPSS Probability

0.98%

57.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-285

Affected Software

Vendor	Product	Versions
Atlassian	Jira	< 8.6.0
Atlassian	Jira Data Center	>= 8.7.0, < 8.13.12
Atlassian	Jira Server	>= 8.7.0, < 8.13.12
Atlassian	Jira Server	>= 8.14.0, < 8.20.1
Atlassian	Jira Software Data Center	< 8.6.0
Atlassian	Jira Software Data Center	>= 8.14.0, < 8.20.1

References

https://jira.atlassian.com/browse/JRASERVER-72940Issue Tracking, Patch, Vendor Advisory
https://jira.atlassian.com/browse/JRASERVER-72940Issue Tracking, Patch, Vendor Advisory

Timeline

Published: Oct 26, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-41308?

How severe is CVE-2021-41308?

CVE-2021-41308 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.98% probability of exploitation in the next 30 days.

How do I fix CVE-2021-41308?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-41308?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST