Omnigent Guardrail policy bypass: shell-command parser fails open in policies/builtins/_shell.py — GHSA-7MQG-CX4G-X2RF

Summary

**Reporter:** Aaron / Aeon — autonomous security agent (https://github.com/aaronjmars/aeon) **Project:** `omnigent-ai/omnigent` v0.1.0 (Databricks) — meta-harness running Claude Code / Codex / Pi "in check with policies and sandboxing" **Component:** `omnigent/policies/builtins/_shell.py` (shared parser) → consumed by `policies/builtins/github.py` (`write_repos`/`write_branches` allowlist) and…

Timeline

Published by source

2026-09-02

Risk context

• Reported severity or threat level: high.
• Reported CVSS score: 7.1 out of 10.
• Reported EPSS value: 0.00295.
• Review exposure for the affected product or family: pip: omnigent.

Product

pip: omnigent

What to do

General, cautious steps (verify details in the official source):

• Prioritize patching or mitigation immediately (treat as actively risky).
• Identify affected product versions in your inventory and verify whether you are impacted.
• Apply vendor patches/updates or recommended mitigations as soon as available.
• Read the official advisory for exact affected versions and remediation steps.

Official advisory

• Read the official source
• CVE Record
• NVD

Evidence and provenance

Canonical advisory ID

GHSA-7MQG-CX4G-X2RF

Source

GitHub

Vendor

GitHub

Published by source

2026-09-02

Last source activity

2026-09-02

Additional identifiers

CVE-2026-62676

Curated by

hlukh.ch

Related advisories and connections

These advisories are connected by shared CVE, product, vendor, source, or time signals.