CVE-2021-43943

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CVSS 3.1

4.8 medium

EPSS

<1%p36

Published

Feb 24, 2022 (Feb 24, 2022)

Modified

Jun 17, 2026

Description

Affected versions of Atlassian Jira Service Management Server and Data Center allow attackers with administrator privileges to inject arbitrary HTML or JavaScript via a Cross-Site Scripting (XSS) vulnerability in the "Object Schema" field of /secure/admin/InsightDefaultCustomFieldConfig.jspa. The affected versions are before version 4.21.0.

Vendors: atlassian
Products: jira service management
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.4%)

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