OpsTree BuildPiper before 2.7.0 contains an improper authorization vulnerability that allows authenticated deploy users to define arbitrary Kubernetes hostPath volumes without allow-list or policy checks. Attackers can set the host path to / in the Define HostPath Volume configuration to mount the worker node root filesystem read-write, breaking container isolation and enabling node and cluster compromise.
Metrics
Affected Vendors & Products
References
History
Sun, 15 Nov 2026 21:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Opstree Solutions
Opstree Solutions buildpiper |
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| Vendors & Products |
Opstree Solutions
Opstree Solutions buildpiper |
Fri, 13 Nov 2026 09:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | OpsTree BuildPiper before 2.7.0 contains an improper authorization vulnerability that allows authenticated deploy users to define arbitrary Kubernetes hostPath volumes without allow-list or policy checks. Attackers can set the host path to / in the Define HostPath Volume configuration to mount the worker node root filesystem read-write, breaking container isolation and enabling node and cluster compromise. | |
| Title | OpsTree BuildPiper before 2.7.0 Container Escape via Unrestricted HostPath Volumes | |
| Weaknesses | CWE-269 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-11-13T09:34:21.479Z
Updated: 2026-11-13T22:30:57.972Z
Reserved: 2026-11-12T14:12:09.969Z
Link: CVE-2026-127080
No data.
Status : Deferred
Published: 2026-11-13T10:18:04.260
Modified: 2026-11-13T23:17:17.230
Link: CVE-2026-127080
No data.