CVE-2026-56694
Medium · 5.4CVSS
5.4
EPSS
0.3%
Published
Jun 23, 2026
CISA due date
—
The record
NanoClaw before 2.1.0 contains a privilege escalation vulnerability in the channel-registration approval flow where handleChannelApprovalResponse fails to validate admin privileges over target agent groups. Scoped admins can submit forged or stale connect callback values to wire messaging channels into out-of-scope agent groups, exposing unauthorized groups to unapproved channels and enabling unauthorized observation or control of restricted agent group activity.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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