CVE-2020-4026

low-risk
Published 2020-06-03

The CustomAppsRestResource list resource in Atlassian Navigator Links before version 3.3.23, from version 4.0.0 before version 4.3.7, from version 5.0.0 before 5.0.1, and from version 5.1.0 before 5.1.1 allows remote attackers to enumerate all linked applications, including those that are restricted or otherwise hidden, through an incorrect authorization check.

Do I need to act?

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0.16% 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
4
CVSS 4.3/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Navigator Links

Affected Vendors

Atlassian

References (4)

Vendor Advisory https://jira.atlassian.com/browse/CRUC-8485
Vendor Advisory https://jira.atlassian.com/browse/FE-7299
Vendor Advisory https://jira.atlassian.com/browse/CRUC-8485
Vendor Advisory https://jira.atlassian.com/browse/FE-7299
24
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal