What is CVE-2026-56694?

CVE-2026-56694 is a medium-severity vulnerability in Nanocoai Nanoclaw, classified under Incorrect Authorization. CVSS score: 5.4/10. Published 2026-06-23.

How severe is CVE-2026-56694?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Auth bypass in Nanocoai Nanoclaw

CVE-2026-56694

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…

Vulnerability class: Broken Access Control

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Nanocoai Nanoclaw — versions 0, 2.1.0

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

disclosure@vulncheck.com (issue-tracking)
disclosure@vulncheck.com (patch)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-56694?: CVE-2026-56694 is a medium-severity vulnerability in Nanocoai Nanoclaw, classified under Incorrect Authorization. CVSS score: 5.4/10. Published 2026-06-23.
How severe is CVE-2026-56694?: Medium severity. CVSS v3 base score is 5.4 out of 10.