How broadly exploitable is this vulnerability?

Exploitability is scoped to environments where containers can influence outbound message identifiers and outbox contents, and where the host uses those values to drive file operations without strong boundary checks. In such setups, any compromised or prompt-injected container could attempt to exploit the weakness, but the actual impact depends on the host's filesystem layout and OS-level protections.

What level of access does an attacker need to exploit this issue?

The attacker needs control over a container that can interact with NanoClaw's outbox mechanism. This typically means being able to craft or modify `messages_out.id`, `content.files`, or outbox files (including symlinks) from within the container. No additional host-level privileges are required beyond whatever the NanoClaw host process already possesses.

What is the safest general fix pattern for this vulnerability class?

The most robust fix pattern is to decouple container-provided data from direct filesystem paths: treat container metadata as opaque identifiers, map them to host-generated paths, and enforce canonical path checks that ensure all resolved paths stay under a configured root. Combine this with symlink-safe file operations and tightly constrained cleanup routines that operate only on trusted, pre-defined directories.

Severity:

HIGH RISK

(8.8)

Path Traversal / Filesystem Boundary Bypass (CWE-22) in NanoClaw Outbox Handling

CVE-2026-7875

Published:

May 6, 2026

Status:

Received

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

NDV

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HIGH RISK

HIGH

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Privilege Escalation via Bypassed Access Control

May 6, 2026

Vulnerability Type

Category:

Path Traversal / Filesystem Boundary Violation

CWE:

CWE-22

Impact:

Arbitrary File Read and Potential Recursive Deletion Outside the Intended Directory

Severity:

HIGH RISK

(8.8)

CVSS Version:

3.1

Vulnerability Type

Category:

Path Traversal / Filesystem Boundary Violation

CWE:

CWE-22

Impact:

Arbitrary File Read and Potential Recursive Deletion Outside the Intended Directory

Severity:

HIGH RISK

(8.8)

CVSS Version:

3.1

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Path Traversal / Filesystem Boundary Bypass (CWE-22) in NanoClaw Outbox Handling

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

Recent Vulnerabilities

HIGH RISK

HIGH

(8.6)

Server-Side Request Forgery (CWE-918) in OpenClaw Zalo Plugin sendPhoto

HIGH RISK

HIGH

(8.8)

Authorization Bypass (CWE-863) in OpenClaw Matrix Room Control Commands

Vulnerability Type

Vulnerability Type

Vulnerability Type

Catch This CVE While Code Is Being Written

Ship clean & secure code faster

Ship clean & secure code faster

Ship clean & secure code faster

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