---
id: CVE-2026-101063
title: >-
  Obot versions before v0.23.0 fail to enforce authentication on MCP Registry
  endpoints under /v0.1/* when registry authentication is enabled
summary: >-
  Obot versions before v0.23.0 fail to enforce authentication on MCP Registry
  endpoints under /v0.1/* when registry authentication is enabled.
  Unauthenticated attackers can read registry metadata including server names,
  descriptions, repos…
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'
cwe:
  - CWE-862
vendor: obot-platform
product: obot
affected:
  - obot < 0.23.0
published: '2026-09-27'
updated: '2026-09-27'
sourceUpdated: '2026-09-27T21:17:01.757'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-101063'
references:
  - url: >-
      https://github.com/obot-platform/obot/security/advisories/GHSA-pr6h-vr44-xq8j
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/obot-before-0.23.0-authentication-bypass-via-registry-api
    label: disclosure@vulncheck.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-09-27T20:58:01.541Z'
---

## Overview

Obot versions before v0.23.0 fail to enforce authentication on MCP Registry endpoints under /v0.1/* when registry authentication is enabled. Unauthenticated attackers can read registry metadata including server names, descriptions, repository URLs, and connect URLs by sending GET requests to /v0.1/servers.

## Remediation

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