CVE-2020-4019: atlassian companion Untrusted Search Path
Vulnerability summary
CVE-2020-4019 is a high (CVSS 7.8) Untrusted Search Path vulnerability in atlassian companion. EPSS estimates a 0.35% chance of exploitation in the next 30 days, higher than 29.1% of scored vulnerabilities.
Not severe (CVSS 7.8, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Timeline
- 01-06-2020PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
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 metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
0.35%
Chance of exploitation in the next 30 days
Percentile
29%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.35% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, no authentication, user interaction (CVSS vector). Other conditions: not stated in public data.
Atlassian2 products
- companion< 1.0.0
- companion app≥ unspecified, < 1.0.0
1 vendor · 2 products