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Obot before v0.23.0 Authentication Bypass via Registry API

Priority LOW 36CWE-862Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Security bypass
Confidentiality · integrity · availability
Low · None · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-862.

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, repository URLs, and connect URLs by sending GET requests to /v0.1/servers.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00244 15th percentileScored 2026-11-07
Fix Fixed obot (obot-platform): 0.23.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
obot-platformobotbefore 0.23.00.23.0Patch availableCNA
  • obot Vendorobot-platform Affected before 0.23.0 Fixed in 0.23.0 Patch available CNA

Remediation

  • Fix · CNA obot (obot-platform) Fixed in 0.23.0

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    obot-platform obot 0.23.0

    3 records Highest priority Priority MEDIUM 1 MEDIUM, 2 LOW

    Other records, highest priority first

    • TI-2026-65095 Obot before v0.23.0 Authentication Bypass via OAuth Dynamic Client RegistrationPriority MEDIUM 40
    • TI-2026-65097 Obot before v0.23.0 Server-Side Request Forgery via MCPPriority LOW 36

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-101063
  2. 2026-10-03 Alias added: GHSA-63cq-34vq-4f48

References

  • TI-2026-65117 obot before v0.21.1 Authorization Bypass via /mcp-connect CVSS 4.0CRITICAL 9.3
  • TI-2026-65098 Obot Quickstart Docker Deployment Unauthenticated Admin Access CVSS 4.0CRITICAL 9.3
  • TI-2026-65095 Obot before v0.23.0 Authentication Bypass via OAuth Dynamic Client Registration CVSS 4.0HIGH 8.7
  • TI-2026-65757 Obot 0.21.1 through 0.24.1 Authorization Bypass via /mcp-connect-composite/ Route CVSS 4.0HIGH 8.6
  • TI-2026-79161 Authentication bypass in Obot CLI login exposes API keys CVSS 4.0HIGH 8.6
  • TI-2026-65097 Obot before v0.23.0 Server-Side Request Forgery via MCP CVSS 4.0HIGH 8.3
See all 9 →

Sources