---
id: CVE-2026-108549
title: >-
  cc-connect through 1.5.0 contains a missing authentication vulnerability in
  the MAX platform adapter webhook mode in platform/max/max.go that accepts
  unauthenticated updates when no webhook_secret is configured
summary: >-
  cc-connect through 1.5.0 contains a missing authentication vulnerability in
  the MAX platform adapter webhook mode in platform/max/max.go that accepts
  unauthenticated updates when no webhook_secret is configured. Remote attackers
  reaching…
severity: high
cvss: 8.1
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-306
published: '2026-10-10'
updated: '2026-10-10'
sourceUpdated: '2026-10-10T15:16:58.087'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-108549'
references:
  - url: 'https://github.com/chenhg5/cc-connect'
    label: disclosure@vulncheck.com
  - url: >-
      https://github.com/chenhg5/cc-connect/blob/v1.5.0/platform/max/max.go#L287-L305
    label: disclosure@vulncheck.com
  - url: 'https://github.com/chenhg5/cc-connect/issues/1968'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/cc-connect-through-1.5.0-missing-authentication-via-max-webhook-sender-spoofing
    label: disclosure@vulncheck.com
tags:
  - nvd
ingestedAt: '2026-10-10T15:25:58.087Z'
---

## Overview

cc-connect through 1.5.0 contains a missing authentication vulnerability in the MAX platform adapter webhook mode in platform/max/max.go that accepts unauthenticated updates when no webhook_secret is configured. Remote attackers reaching the webhook listener on port 8080 can forge updates with an allowed or admin user_id to run privileged commands like /shell on the host.

## Remediation

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