PT-2026-51533 · Hkuds · Openharness

Chia Min Jun Lennon · Published 2026-06-23 · Updated 2026-06-23 · CVE-2026-56695

Mitre

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

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.

Fix

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

CVE-2026-56695

Affected Products

Openharness

References · 4

• https://github.com/HKUDS/OpenHarness/commit/92e298852c9b9c8c2266236292073623418c640a · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-56695 · Security Note
• https://github.com/HKUDS/OpenHarness/pull/276 · Note
• https://vulncheck.com/advisories/openharness-cross-session-disclosure-via-resume-and-summary-commands · Note