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atlassianSecurity-metrics-botATLASSIAN:JRASERVER-73068
HistoryNov 30, 2021 - 6:48 p.m.

Reflected XSS via /rest/collectors/1.0/template/custom - CVE-2021-43942

2021-11-3018:48:53
security-metrics-bot
jira.atlassian.com
11

0.001 Low

EPSS

Percentile

42.6%

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.

Affected versions:

  • version < 8.13.15
  • 8.14.0 ≤ version < 8.20.3

Fixed versions:

  • 8.13.15
  • 8.20.3
  • 8.21.0

0.001 Low

EPSS

Percentile

42.6%

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