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Vulnerability record · CVE-2026-101063 · published 27 September 2026

CVE-2026-101063: Missing authorization vulnerability

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.

6.9 CVSS 4.0 Medium CWE-862 · Missing authorization Received
6.9CVSS 4.0 base score
—EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
27 Sep 2026Last modified by NVD

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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
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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Source: NIST National Vulnerability Database (record CVE-2026-101063), CISA KEV, FIRST EPSS. This page is refreshed as NVD updates the record.