CVE-2020-36233: Atlassian Bitbucket

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

The Microsoft Windows Installer for Atlassian Bitbucket Server and Data Center before version 6.10.9, 7.x before 7.6.4, and from version 7.7.0 before 7.10.1 allows local attackers to escalate privileges because of weak permissions on the installation directory.

Affected products

• Atlassian Bitbucket: before 6.10.9 (fixed in 6.10.9); from 7.0.0, before 7.6.4 (fixed in 7.6.4); from 7.7.0, before 7.10.1 (fixed in 7.10.1)

Published 2021-02-18. Last modified 2026-06-17.