CVE-2025-23390
Fleet doesn’t validate a server’s certificate when connecting through SSH in github.com/rancher/fleet
6.3
MEDIUM
CVSS 3.1
Description
Fleet doesn’t validate a server’s certificate when connecting through SSH in github.com/rancher/fleet
How to fix CVE-2025-23390
To remediate CVE-2025-23390, upgrade the affected package to a fixed version below.
- Go/github.com/rancher/fleet—upgrade to 0.10.12 or later
- Go/github.com/rancher/fleet—upgrade to 0.10.12 or later
Is CVE-2025-23390 being exploited?
No exploitation signal available. Neither CISA KEV nor a current EPSS score has been published for CVE-2025-23390.
Affected packages (2)
- >= 0.9.0-rc.1, < 0.10.12
- >= 0.9.0-rc.1, < 0.10.12, >= 0.11.0, < 0.11.7, >= 0.12.0, < 0.12.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |