Command injection in JumpServer - CVE-2023-28110
Published: March 16, 2023 / Updated: April 27, 2026
Vulnerability identifier: #VU128139
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:A/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-28110
CWE-ID: CWE-77
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: JumpServer
Affected software:
JumpServer
JumpServer
Detailed vulnerability description
The vulnerability allows a remote user to execute arbitrary commands.
The vulnerability exists due to command injection in the Kubernetes connection handling in Koko when processing a Kubernetes token used to connect to a cluster. A remote privileged user can supply a specially crafted token to execute arbitrary commands.
User interaction is required to use the crafted token to connect to a Kubernetes cluster.
How to mitigate CVE-2023-28110
Install security update from vendor's website.