CVE-2026-56693

Published: Jun 23, 2026Modified: Jun 23, 2026Deferred

6.8

Vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XShow less

Source: disclosure@vulncheck.com (Secondary)

Description

NanoClaw before 2.1.17 contains a privilege escalation vulnerability in the create_agent delivery-action handler that performs privileged central-database writes without host-side authorization checks. Confined agent containers can invoke create_agent to create arbitrary agent groups, container configurations, and destinations, escalating beyond their intended confinement boundary.

Related CWEs

CWE-602

Client-Side Enforcement of Server-Side Security

The product is composed of a server that relies on the client to implement a mechanism that is intended to protect the server.

References (3)

https://github.com/nanocoai/nanoclaw/commit/ac37ecbfd6b9d14fdfa1598a6412a8ffdbeaef45

Source: disclosure@vulncheck.com

https://github.com/nanocoai/nanoclaw/pull/2720

Source: disclosure@vulncheck.com

https://www.vulncheck.com/advisories/nanoclaw-privilege-escalation-via-unauthorized-create-agent-system-action

Source: disclosure@vulncheck.com

Timeline

No history available yet.