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Fencer Vulns
medium 5.3

CVE-2021-41309 json

Affected versions of Atlassian Jira Server and Data Center allow a user who has had their Jira Service Management access revoked to export…

published 2021-12-08 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-28338

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 57%
public exploits
0
none known

Summary

Affected versions of Atlassian Jira Server and Data Center allow a user who has had their Jira Service Management access revoked to export audit logs of another user's Jira Service Management project via a Broken Authentication vulnerability in the /plugins/servlet/audit/resource endpoint. The affected versions of Jira Server and Data Center are before version 8.19.1.

Patch / fix

  • Atlassian Jira Server 8.19.1
  • Atlassian Jira Data Center 8.19.1
  • atlassian jira_server 8.19.1
  • atlassian jira_data_center 8.19.1

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.83% chance of exploitation in the next 30 days, higher than 57% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

  • Atlassian Jira Server
  • Atlassian Jira Data Center
  • atlassian jira_server
  • atlassian jira_data_center

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.