CVE-2021-43949

MEDIUM

Atlassian Jira Service Management < 4.21.0 - Authenticated Exposure of Sensitive Information via Custom Fields

Title source: llm
STIX 2.1

Description

Affected versions of Atlassian Jira Service Management Server and Data Center allow authenticated remote attackers to view private objects via a Broken Access Control vulnerability in the Custom Fields feature. The affected versions are before version 4.21.0.

References (1)

Core 1
Core References
Issue Tracking, Vendor Advisory x_refsource_misc
https://jira.atlassian.com/browse/JSDSERVER-10982

Scores

CVSS v3 4.3
EPSS 0.0017
EPSS Percentile 37.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-200
Status published
Products (1)
atlassian/jira_service_management < 4.21.0 (2 CPE variants)
Published Jan 10, 2022
Tracked Since Feb 18, 2026