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    CVE-2026-29075

    Mesa is an open-source Python library for agent-based modeling, simulating complex systems and exploring emergent behaviors. In version 3.5.0 and prior, checking out of untrusted code in benchmarks.yml workflow may lead to code execution in privileged runner. This issue has been patched via commit c35b8cd.

    Published:Mar 6, 2026
    Last Modified:Apr 16, 2026
    EPS:Mar 6, 2026
    EPSS Score:0.00128
    CVSS Score:8.3

    Affected Products

    Vendor
    Mesa
    Product
    Mesa
    Vendor
    Mesa Project
    Product
    Mesa

    Exploits

    https://github.com/pvharmo2/gha-lab-ca4fa82ac5

    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