CVE-2021-43956

moderate-risk

Published 2022-03-16

The jQuery deserialize library in Fisheye and Crucible before version 4.8.9 allowed remote attackers to to inject arbitrary HTML and/or JavaScript via a prototype pollution vulnerability.

Do I need to act?

0.37% 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 (2)

Crucible

Fisheye

Affected Vendors

Atlassian

References (4)

Issue Tracking https://jira.atlassian.com/browse/CRUC-8531

Issue Tracking https://jira.atlassian.com/browse/FE-7395

Issue Tracking https://jira.atlassian.com/browse/CRUC-8531

Issue Tracking https://jira.atlassian.com/browse/FE-7395

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moderate-risk

Severity 23/34 · High

Exploitability 1/34 · Minimal

Exposure 7/34 · Low