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PatchSiren cyber security CVE debrief

CVE-2026-105138 obot-platform CVE debrief

CVE-2026-105138 is a high-severity vulnerability in Obot versions 0.12.0 before 0.26.2. It allows authenticated users to read static secrets set on MCP catalog entries by admins or power users, potentially leading to abuse against backend services. The vulnerability can be exploited by requesting GET /api/all-mcps/entries/{entry_id}. Defenders should assess exposure and prioritize patching or mitigation to prevent credential exposure and abuse. This vulnerability has a CVSS score of 7.1 and is considered high-severity.

Vendor
obot-platform
Product
obot
CVSS
HIGH 7.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-07
Original CVE updated
2026-10-07
Advisory published
2026-10-07
Advisory updated
2026-10-07

Who should care

Defenders responsible for Obot deployments, particularly those with basic users granted access to MCP catalog entries, should assess exposure and prioritize patching or mitigation.

Why it matters

CVE-2026-105138 is a high-severity vulnerability in Obot that allows authenticated users to read static secrets, potentially leading to abuse. Defenders should prioritize patching or mitigation to prevent credential exposure and abuse.

  • Potential credential exposure and abuse against backend services
  • Increased risk for basic users with access to MCP catalog entries

Technical summary

The vulnerability allows authenticated users to read static secrets set on MCP catalog entries by admins or power users. This can be done by requesting GET /api/all-mcps/entries/{entry_id}. The vulnerability has a CVSS score of 7.1 and is considered high-severity. The affected versions are Obot 0.12.0 before 0.26.2. Defenders should prioritize patching or mitigating this vulnerability to prevent potential credential exposure and abuse. The patch commit and release notes are available for review. The CVE record was published on 2026-10-07T12:18:32.462Z and has not been modified since then.

Defensive priority

Defenders should prioritize patching or mitigating this vulnerability to prevent potential credential exposure and abuse.

Recommended defensive actions

  • Patch Obot to version 0.26.2 or later
  • Restrict access to MCP catalog entries
  • Monitor for suspicious activity
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The vulnerability is described in the CVE record and source item. The affected versions are Obot 0.12.0 before 0.26.2. The patch commit and release notes are available. The CVE record was published on 2026-10-07T12:18:32.462Z and has not been modified since then. The source item for CVE-2026-105138 is from cve_program_cvelist_v5. The vulnerability allows authenticated users to read static secrets set on MCP catalog entries by admins or power users.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-105138 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-105138

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-105138 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-105138

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • Obot 0.12.0 before 0.26.2 Credential Exposure via MCP Catalog Entry API

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/105xxx/CVE-2026-105138.json

    cve_program_cvelist_v5

  • Source reference

    Unverified legacy reference

    URL: https://github.com/obot-platform/obot/commit/644a1fd60a66125ced3de10b350a983e933def7a

    Supplemental source - patch

  • Source reference

    Unverified legacy reference

    URL: https://github.com/obot-platform/obot

    Supplemental source - product

  • Source reference

    Unverified legacy reference

    URL: https://github.com/obot-platform/obot/security/advisories/GHSA-q5wf-87f5-cxgq

    Supplemental source - vendor-advisory

  • Source reference

    Unverified legacy reference

    URL: https://github.com/obot-platform/obot/releases/tag/v0.26.2

    Supplemental source - release-notes

  • Source reference

    Unverified legacy reference

    URL: https://github.com/obot-platform/obot/blob/774972b92d86e0fbc7e0e9b36fdd06612859df9c/pkg/api/authz/resources.go

    Supplemental source - technical-description

  • Source reference

    Unverified legacy reference

    URL: https://github.com/obot-platform/obot/blob/774972b92d86e0fbc7e0e9b36fdd06612859df9c/pkg/api/handlers/mcp.go

    Supplemental source - technical-description

  • Source reference

    Unverified legacy reference

    URL: https://www.vulncheck.com/advisories/obot-0.12.0-before-0.26.2-credential-exposure-via-mcp-catalog-entry-api

    Supplemental source - third-party-advisory

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.