Cyber Resilience

CVE-2021-41310

Medium

Published: 01 November 2021

Published
01 November 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0039 60.4th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-41310 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Atlassian Jira Software Data Center. Its CVSS base score is 6.1 (Medium).

Operationally, ranked in the top 39.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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 Associated Projects feature (/secure/admin/AssociatedProjectsForCustomField.jspa). The affected versions are before version 8.5.19, from version…

more

8.6.0 before 8.13.11, and from version 8.14.0 before 8.19.1.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

atlassian
jira software data center
≤ 8.5.19 · 8.6.0 — 8.13.11 · 8.14.0 — 8.19.1

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References