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Vulnerability record · CVE-2020-4019 · published 1 June 2020

CVE-2020-4019: Atlassian companion untrusted search path vulnerability

Atlassian · Companion

The file editing functionality in the Atlassian Companion App before version 1.0.0 allows local attackers to have the app run a different executable in place of the app's cmd.exe via a untrusted search path vulnerability.

7.8 CVSS 3.1 High EPSS 0.35% · top 73.4% CWE-426 · Untrusted search path
7.8CVSS 3.1 base score, v2 4.4
0.35%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

The file editing functionality in the Atlassian Companion App before version 1.0.0 allows local attackers to have the app run a different executable in place of the app's cmd.exe via a untrusted search path vulnerability.

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://jira.atlassian.com/browse/CONFSERVER-59734 Vendor Advisory
https://jira.atlassian.com/browse/CONFSERVER-59734 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-4019), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.