CVE-2021-43955

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-03-16 · updated 2026-06-17

Description

The /rest-service-fecru/server-v1 resource in Fisheye and Crucible before version 4.8.9 allowed authenticated remote attackers to obtain information about installation directories via information disclosure 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-8533
https://jira.atlassian.com/browse/FE-7397
https://jira.atlassian.com/browse/CRUC-8533
https://jira.atlassian.com/browse/FE-7397

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