CVE-2026-118589

    Dashboard / Vulnerabilities / CVE-2026-118589

    CVE-2026-118589

    Published: 28 Oct 2026Last Modified: 31 Oct 2026

    Summary: nschloe meshio VTK Reader _vtk_42.py memory allocation

    Details: A weakness has been identified in nschloe meshio up to 5.3.5. Impacted is an unknown function of the file meshio/_vtk_42.py of the component VTK Reader. Executing a manipulation of the argument DIMENSIONS can lead to uncontrolled memory allocation. The attack can be executed remotely. The project was informed of the problem early through an issue report but has not responded yet.

    References: https://github.com/nschloe/meshio/, https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/118xxx/CVE-2026-118589.json, https://nvd.nist.gov/vuln/detail/CVE-2026-118589, https://vuldb.com/cve/CVE-2026-118589, https://vuldb.com/submit/1026207, https://vuldb.com/vuln/428027, https://github.com/nschloe/meshio/issues/1576, https://vuldb.com/vuln/428027/cti

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- cd899d1eb36ae659b8c4f8d5d8a33a6483156ec8
    Fixed -None

    Affected versions

    5.3.0
    5.3.1
    5.3.2
    5.3.3
    5.3.4
    5.3.5

    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
    CVE-2026-118589 | CVE-DB