CVE-2021-41304

moderate-risk

Published 2021-10-26

Affected versions of Atlassian Jira Server and Data Center allow anonymous remote attackers to inject arbitrary HTML or JavaScript via a Cross-Site Scripting (XSS) vulnerability in the /secure/admin/ImporterFinishedPage.jspa error message. The affected versions are before version 8.13.12, and from version 8.14.0 before 8.20.2.

Do I need to act?

0.39% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 6.1/10 Medium

NETWORK / LOW complexity

Affected Products (4)

Data Center

Jira

Jira Data Center

Jira Server

Affected Vendors

Atlassian

References (2)

Issue Tracking https://jira.atlassian.com/browse/JRASERVER-72939

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moderate-risk

Severity 23/34 · High

Exploitability 1/34 · Minimal

Exposure 10/34 · Low