CRITICALCVSS v3.1 9.9Vulnerability
CVE-2026-127080
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.
Properties
- Severity
- CRITICAL
- Nvd fetched at
- 2026-11-14T00:40:25.638091+00:00
- Epss score
- 0.00506
- Cvss score
- 9.9
- Cvss severity
- CRITICAL
- Retrieved at
- 2026-11-14T00:51:03+00:00
- Score
- 9.9
- Last source
- FIRST EPSS
- Cvss version
- 3.1
- Cve id
- CVE-2026-127080
- Cvss vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- First seen by Signal
- 2026-11-13T17:31:47+00:00
- Vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- Published at
- 2026-11-13T10:18:04.260
- Last modified
- 2026-11-13T23:17:17.230
- Epss percentile
- 0.43781
Related Entities (1)
HAS_WEAKNESS (1)
Related research
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