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Description

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 Reserved 2026-03-03 | Published 2026-03-06 | Updated 2026-03-09 | Assigner GitHub_M




HIGH: 8.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L

Problem types

CWE-94: Improper Control of Generation of Code ('Code Injection')

Product status

<= 3.5.0
affected

References

github.com/mesa/mesa/security/advisories/GHSA-3j55-5q6x-2h48

github.com/...ommit/c35b8cd67fc89dd680ae218e49b77f6e1ee07a27

cve.org (CVE-2026-29075)

nvd.nist.gov (CVE-2026-29075)

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