CLEANSTART-2026-OB91133

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    CLEANSTART-2026-OB91133

    Published: 31 Oct 2026Last Modified: 31 Oct 2026
    Upstream:
    CVE-2025-5187

    Summary: vulnerability exists in the NodeRestriction admission controller in Kubernetes clusters where node users can delete their corresponding node object by patching themselves with an OwnerReference to ...

    Details: Security vulnerability affects the nodetaint package. A vulnerability exists in the NodeRestriction admission controller in Kubernetes clusters where node users can delete their corresponding node object by patching themselves with an OwnerReference to a cluster-scoped resource.

    References: https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-OB91133.json, https://osv.dev/vulnerability/CVE-2025-5187, https://nvd.nist.gov/vuln/detail/CVE-2025-5187

    Affected packages

    Package

    Name: nodetaint

    Purl: pkg:apk/cleanstart/nodetaint

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0.0.4-r1

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CLEANSTART-2026-OB91133 | CVE-DB