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CVE-2026-62674PYSEC-2026-3874GHSA-JRRM-9HC7-2V3H

Omnigent: Shared Agent Bundle Overwrite Leads to Authenticated Runner RCE

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 0.3.0
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

Omnigent is an open-source AI agent framework and meta-harness for orchestrating coding agents. Prior to 0.3.0, PUT /sessions/{session_id}/agent checks LEVEL_EDIT permission for a session but does not reject a bound shared or template agent whose agent.session_id is None. An authenticated user with edit access to a session can replace that shared agent bundle through omnigent/server/routes/sessions.py, add a stdio MCP server, and cause later sessions that use the shared agent to launch an attacker-controlled command through omnigent/tools/mcp.py. The command executes with the Omnigent runner process permissions and can expose files, credentials, workspace data, internal services, and runner availability. This issue is fixed in version 0.3.0.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • omnigent-ai omnigent

    fixed in 0.3.0

  • omnigentPyPI

    fixed in 0.3.0

References 4

GitHub · omnigent-ai/omnigent