CVE-2026-6729

CVE-2026-6729 concerns HKUDS OpenHarness before PR #159, where a session key derivation flaw allows authenticated participants in shared chats/threads to hijack other users’ sessions by exploiting a shared ohmo session key without sender identity verification. This enables reuse of another user’s...

CVE-2026-6729 HKUDS OpenHarness Session Key Collision Privilege Escalation

HKUDS OpenHarness prior to PR 159 remediation contains a session key derivation vulnerability that allows authenticated participants in shared chats or threads to hijack other users' sessions by exploiting a shared ohmo session key that lacks sender identity verification. Attackers can reuse...