Atlassian Companion vulnerabilities

3 CVEs affecting Atlassian Companion, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2023-22524, published 2023-12-06.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2023-22524, published 2023-12-06. Critical severity, CVSS 9.8. EPSS: 24.7% chance of exploitation in the next 30 days. Certain versions of the Atlassian Companion App for MacOS were affected by a remote code execution vulnerability. An attacker could utilize WebSockets to bypass Atlassian Companion’s blocklist and…
CVE-2020-4020, published 2020-06-01. High severity, CVSS 7.2. EPSS: 1.7% chance of exploitation in the next 30 days. The file downloading functionality in the Atlassian Companion App before version 1.0.0 allows remote attackers, who control a Confluence Server instance that the Companion App is connected to,…
CVE-2020-4019, published 2020-06-01. High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days. 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…