Mesa is an open-source Python library for agent-based modeling, simulating complex systems and exploring emergent behaviors.

Code

The project this record applies to. Exploit listings stay in References.

• Repository · github.com

Timeline

Detection, updates, and resolution for this record.

1. Mar 6, 2026 · NIST NVD

   Detected

   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.

2. Jun 17, 2026 · NIST NVD

   Updated

   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.

Affected

• cpe mesa project/mesaversion unspecified

Sources

• NIST NVDVulnerability recordCVE-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

  nvd.nist.gov

References

• Patch · github.com
• Mitigation · github.com