CVE-2022-43781

Published: Nov 17, 2022Modified: Jun 17, 2026

9.8

Vector

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

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

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 (8)

Products: Atlassian: Bitbucket

Atlassian

1 product

Bitbucket

Configuration A

8 vulnerable

Vulnerable Software	Affected Versions
Atlassian Bitbucket	From 7.0.0 to 7.6.19
Atlassian Bitbucket	From 7.18.0 to 7.21.6
Atlassian Bitbucket	From 7.22.0 to 8.0.5
Atlassian Bitbucket	From 7.7.0 to 7.17.12
Atlassian Bitbucket	From 8.1.0 to 8.1.5
Atlassian Bitbucket	From 8.2.0 to 8.2.4
Atlassian Bitbucket	From 8.3.0 to 8.3.3
Atlassian Bitbucket	From 8.4.0 to 8.4.2