CVE-2021-43942 — Cross-site Scripting in Atlassian Jira Data Center

CWE-79 — Cross-site Scripting3 documents3 sources
Severity
6.1MEDIUMNVD
EPSS
3.1%
top 13.22%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Atlassian Jira Data CenterAtlassian Jira ServerAtlassian Jira Server AND Data Center
Timeline
PublishedJan 4
Latest updateJan 5

Description

Affected versions of Atlassian Jira Server and Data Center allow remote attackers to inject arbitrary HTML or JavaScript via a Reflected Cross-Site Scripting (XSS) vulnerability in the /rest/collectors/1.0/template/custom endpoint. To exploit this issue, the attacker must trick a user into visiting a malicious website. The affected versions are before version 8.13.15, and from version 8.14.0 before 8.20.3.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NExploitability: 2.8 | Impact: 2.7

Affected Packages4 packages

▶CVEListV5atlassian/jira_data_centerunspecified — 8.13.15+2
▶CVEListV5atlassian/jira_serverunspecified — 8.13.15+2
▶NVDatlassian/jira_server8.14.0 — 8.20.3
▶NVDatlassian/jira< 8.13.5

🔴Vulnerability Details

2
GHSA
GHSA-jgc7-95gc-23vp: Affected versions of Atlassian Jira Server and Data Center allow remote attackers to inject arbitrary HTML or JavaScript via a Reflected Cross-Site Sc↗2022-01-05
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CVEList
CVE-2021-43942: Affected versions of Atlassian Jira Server and Data Center allow remote attackers to inject arbitrary HTML or JavaScript via a Reflected Cross-Site Sc↗2022-01-04
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CVE-2021-43942 — Cross-site Scripting in Atlassian | cvebase