Vulnerability Description
A Rancher FleetWorkspace admission path allowed side effects to occur in the Rancher webhook handler for versions 0.7.0 up to 0.7.10, 0.8.0 up to 0.8.7, 0.9.0 up to 0.9.6 and 0.10.0 up to 0.10.7. An unauthenticated attacker with network access to the in-cluster rancher-webhook service could submit a crafted admission payload and cause workspace-related Kubernetes objects to be created with attacker-chosen identity data.
Related Weaknesses (CWE)
References
FAQ
What is CVE-2026-44949?
CVE-2026-44949 is a documented vulnerability. A Rancher FleetWorkspace admission path allowed side effects to occur in the Rancher webhook handler for versions 0.7.0 up to 0.7.10, 0.8.0 up to 0.8.7, 0.9.0 up to 0.9.6 and 0.10.0 up to 0.10.7. An ...
How severe is CVE-2026-44949?
CVSS scoring is not yet available for CVE-2026-44949. Check NVD for updates.
Is there a patch for CVE-2026-44949?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.