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OpenAdvisories
Medium · 6.5 CVE-2026-56695 EUVD-2026-38467GHSA-399c-3gm2-p29vPYSEC-2026-3881

OpenHarness - Cross-Session Disclosure via /resume and /summary Commands

Published Jun 23, 2026 · Updated Nov 8, 2026 · Assigned by VulnCheck

Description

OpenHarness ohmo gateway /resume and /summary slash commands default remote_invocable to True, allowing admitted remote senders to enumerate and load arbitrary session snapshots by ID. Attackers can exploit this to access victim snapshots containing private prompts, credentials, tool output, and file paths via shared gateway channels.

Affected products

VendorProductAffectedFixed
HKUDS OpenHarness ≤ 0.1.9 —

Affected packages

EcosystemPackageAffectedFixedRecord
PyPI openharness-ai <= 0.1.9 — GHSA-399c-3gm2-p29v

References