---
id: CVE-2026-108757
title: >-
  Nexting pinclaw OpenClaw channel plugin through 0.3.0 contains a missing
  authentication vulnerability in src/core/http-router.ts that skips the
  authToken check on POST /pinclaw/send
summary: >-
  Nexting pinclaw OpenClaw channel plugin through 0.3.0 contains a missing
  authentication vulnerability in src/core/http-router.ts that skips the
  authToken check on POST /pinclaw/send. Unauthenticated attackers reaching port
  18790, which b…
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'
cwe:
  - CWE-306
published: '2026-10-11'
updated: '2026-10-11'
sourceUpdated: '2026-10-11T13:17:20.840'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-108757'
references:
  - url: >-
      https://github.com/Nexting-ai/nexting/blob/a4b75f0429d3b1bf35eef68a296b2e72aa9c7483/plugin/src/core/http-router.ts#L296-L330
    label: disclosure@vulncheck.com
  - url: >-
      https://github.com/Nexting-ai/nexting/blob/a4b75f0429d3b1bf35eef68a296b2e72aa9c7483/plugin/src/core/server.ts#L149
    label: disclosure@vulncheck.com
  - url: 'https://hackmd.io/@haind/nexting-pinclaw-send-unauth-agent-injection'
    label: disclosure@vulncheck.com
  - url: 'https://www.npmjs.com/package/pinclaw'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/nexting-pinclaw-through-0.3.0-missing-authentication-via-post-pinclaw-send
    label: disclosure@vulncheck.com
tags:
  - nvd
ingestedAt: '2026-10-11T13:51:17.040Z'
---

## Overview

Nexting pinclaw OpenClaw channel plugin through 0.3.0 contains a missing authentication vulnerability in src/core/http-router.ts that skips the authToken check on POST /pinclaw/send. Unauthenticated attackers reaching port 18790, which binds all interfaces by default, can inject blind prompts into the user's main OpenClaw agent session as user instructions.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.