CVE-2026-101063: Obot before v0.23.0 Authentication Bypass via Registry API

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-27 · updated 2026-09-28
Weakness: CWE-862

Description

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.

Affected products

obot-platform obot: before 0.23.0 — fixed in 0.23.0

How to fix

Upgrade to a fixed version: obot-platform obot 0.23.0. Check the vendor advisory for mitigations.

References

https://github.com/obot-platform/obot/security/advisories/GHSA-pr6h-vr44-xq8j
https://www.vulncheck.com/advisories/obot-before-0.23.0-authentication-bypass-via-registry-api

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