CVE-2022-43781

There is a command injection vulnerability using environment variables in Bitbucket Server and Data Center. An attacker with permission to control their username can exploit this issue to execute arbitrary code on the system. This vulnerability can be unauthenticated if the Bitbucket Server and Data Center instance has enabled “Allow public signup”.

Affected products

Bitbucket, Bitbucket Server

Atlassian Bitbucket

< 7.6.19, 7.17.12, 7.21.6, 8.0.5, 8.1.5, 8.2.4, 8.3.3, 8.4.2

CVSS 3.1

9.8 CRITICAL

EPSS

98.1% (100th percentile)

Weakness

CWE-77

NVD status

Modified

Published

2022-11-17