CVE-2026-57282 Jenkins Git client Plugin has an OS command injection vulnerability on agents
Attackers controlling build directory names can execute arbitrary OS commands on Jenkins agents via improper escaping in the Git client Plugin.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-57282?
CVE-2026-57282 is a medium-severity command injection vulnerability in Jenkins Git client Plugin, published on 24 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Jenkins Git client Plugin 6.6.0 and earlier does not correctly escape the workspace directory name when it is embedded into a generated SSH wrapper script, allowing attackers able to control the name of a build's working directory to execute arbitrary operating system commands on the agent.
Weakness: CWE-78
Which versions are affected by CVE-2026-57282?
2 open source packages ship an affected version, including org.jenkins-ci.plugins:git-client. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.jenkins-ci.plugins:git-client Maven | All versions | 6.6.1 |
org.jenkins-ci.plugins:git-client Maven | All versions | 6.6.1 |
Products include Jenkins Git Client.
How do I fix CVE-2026-57282?
Upgrade org.jenkins-ci.plugins:git-client to 6.6.1 or later.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2026-57282 being exploited?
There is no known exploitation of CVE-2026-57282 in the wild and no public exploit code.
Other vulnerabilities in Jenkins Git client Plugin
- CVE-2019-10392 Improper Neutralization of Special Elements used in an OS Command in Jenkins Git Client Plugin
- CVE-2022-36881 Jenkins Git client plugin 3.11.0 does not perform SSH host key verification
- CVE-2025-67640 Jenkins Git client Plugin has an OS command injection vulnerability on agents in Git client Plugin
- CVE-2025-58458 Jenkins Git client Plugin file system information disclosure vulnerability
- CVE-2017-1000242 Insecure temporary file usage in Jenkins Git Client Plugin
Sources
Also known as GHSA-wp5x-hrrw-6r4g.