Omnigent: Uploaded Agent Bundle Allows Authenticated Runner RCE via Python Callable Tools — GHSA-756X-9HF6-Q4H4

Summary

### Summary An authenticated user can upload a crafted agent bundle that defines a server-side Python callable tool. The server validates the uploaded bundle, but it does not block dangerous `callable:` paths in untrusted user-provided agent configs. When the tool is invoked, the runner imports and executes that Python callable. A crafted bundle can point the tool at `subprocess.check_output`, which lets the…

Timeline

Published by source

2026-09-02

Risk context

• Reported severity or threat level: high.
• Reported CVSS score: 8.8 out of 10.
• Reported EPSS value: 0.00448.
• 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-756X-9HF6-Q4H4

Source

GitHub

Vendor

GitHub

Published by source

2026-09-02

Last source activity

2026-09-02

Additional identifiers

CVE-2026-62675

Curated by

hlukh.ch

Related advisories and connections

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