CVE-2021-43954

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-03-14 · updated 2026-06-17
Weakness: CWE-918

Description

The DefaultRepositoryAdminService class in Fisheye and Crucible before version 4.8.9 allowed remote attackers, who have 'can add repository permission', to enumerate the existence of internal network and filesystem resources via a Server-Side Request Forgery (SSRF) vulnerability.

Affected products

Atlassian Crucible: before 4.8.9 — fixed in 4.8.9
Atlassian Fisheye: before 4.8.9 — fixed in 4.8.9

How to fix

Upgrade to a fixed version: Atlassian Crucible 4.8.9; Atlassian Fisheye 4.8.9. Check the vendor advisory for mitigations.

References

https://jira.atlassian.com/browse/CRUC-8520
https://jira.atlassian.com/browse/FE-7384
https://jira.atlassian.com/browse/CRUC-8520
https://jira.atlassian.com/browse/FE-7384

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