← Vulnerability feed

Vulnerability record · CVE-2017-2171 · published 22 May 2017

CVE-2017-2171: Bestwebsoft captcha cross-site scripting vulnerability

Bestwebsoft · Captcha

Cross-site scripting vulnerability in Captcha prior to version 4.3.0, Car Rental prior to version 1.0.5, Contact Form Multi prior to version 1.2.1, Contact Form prior to version 4.0.6, Contact Form to DB prior to version 1.5.7, Custom Admin Page prior to version 0.1.2, Custom Fields Search prior to version 1.3.2, Custom Search prior to version 1.36, Donate prior to version 2.1.1, Email Queue prior to version 1.1.2, Error Log Viewer prior to version 1.0.6, Facebook Button prior to version 2.54, Featured Posts prior to version 1.0.1, Gallery Categories prior to version 1.0.9, Gallery prior to version 4.5.0, Google +1 prior to version 1.3.4, Google AdSense prior to version 1.44, Google Analytics prior to version 1.7.1, Google Captcha (reCAPTCHA) prior to version 1.28, Google Maps prior to version 1.3.6, Google Shortlink prior to version 1.5.3, Google Sitemap prior to version 3.0.8, Htaccess prior to version 1.7.6, Job Board prior to version 1.1.3, Latest Posts prior to version 0.3, Limit Attempts prior to version 1.1.8, LinkedIn prior to version 1.0.5, Multilanguage prior to version 1.2.2, PDF & Print prior to version 1.9.4, Pagination prior to version 1.0.7, Pinterest prior to version 1.0.5, Popular Posts prior to version 1.0.5, Portfolio prior to version 2.4, Post to CSV prior to version 1.3.1, Profile Extra prior to version 1.0.7. PromoBar prior to version 1.1.1, Quotes and Tips prior to version 1.32, Re-attacher prior to version 1.0.9, Realty prior to version 1.1.0, Relevant - Related Posts prior to version 1.2.0, Sender prior to version 1.2.1, SMTP prior to version 1.1.0, Social Buttons Pack prior to version 1.1.1, Subscriber prior to version 1.3.5, Testimonials prior to version 0.1.9, Timesheet prior to version 0.1.5, Twitter Button prior to version 2.55, User Role prior to version 1.5.6, Updater prior to version 1.35, Visitors Online prior to version 1.0.0, and Zendesk Help Center prior to version 1.0.5 allows remote attackers to inject arbitrary web script or HTML via the function to display the BestWebSoft menu.

6.1 CVSS 3.0 Medium EPSS 0.89% · top 42.3% CWE-79 · Cross-site scriptingCWE-91 · XML injection
6.1CVSS 3.0 base score, v2 4.3
0.89%EPSS exploitation probability, 30 days
NoNot in CISA KEV
51Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Cross-site scripting vulnerability in Captcha prior to version 4.3.0, Car Rental prior to version 1.0.5, Contact Form Multi prior to version 1.2.1, Contact Form prior to version 4.0.6, Contact Form to DB prior to version 1.5.7, Custom Admin Page prior to version 0.1.2, Custom Fields Search prior to version 1.3.2, Custom Search prior to version 1.36, Donate prior to version 2.1.1, Email Queue prior to version 1.1.2, Error Log Viewer prior to version 1.0.6, Facebook Button prior to version 2.54, Featured Posts prior to version 1.0.1, Gallery Categories prior to version 1.0.9, Gallery prior to version 4.5.0, Google +1 prior to version 1.3.4, Google AdSense prior to version 1.44, Google Analytics prior to version 1.7.1, Google Captcha (reCAPTCHA) prior to version 1.28, Google Maps prior to version 1.3.6, Google Shortlink prior to version 1.5.3, Google Sitemap prior to version 3.0.8, Htaccess prior to version 1.7.6, Job Board prior to version 1.1.3, Latest Posts prior to version 0.3, Limit Attempts prior to version 1.1.8, LinkedIn prior to version 1.0.5, Multilanguage prior to version 1.2.2, PDF & Print prior to version 1.9.4, Pagination prior to version 1.0.7, Pinterest prior to version 1.0.5, Popular Posts prior to version 1.0.5, Portfolio prior to version 2.4, Post to CSV prior to version 1.3.1, Profile Extra prior to version 1.0.7. PromoBar prior to version 1.1.1, Quotes and Tips prior to version 1.32, Re-attacher prior to version 1.0.9, Realty prior to version 1.1.0, Relevant - Related Posts prior to version 1.2.0, Sender prior to version 1.2.1, SMTP prior to version 1.1.0, Social Buttons Pack prior to version 1.1.1, Subscriber prior to version 1.3.5, Testimonials prior to version 0.1.9, Timesheet prior to version 0.1.5, Twitter Button prior to version 2.55, User Role prior to version 1.5.6, Updater prior to version 1.35, Visitors Online prior to version 1.0.0, and Zendesk Help Center prior to version 1.0.5 allows remote attackers to inject arbitrary web script or HTML via the function to display the BestWebSoft menu.

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

51 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://jvndb.jvn.jp/jvndb/JVNDB-2017-000094 Third Party AdvisoryVDB Entry
https://jvn.jp/en/jp/JVN24834813/index.html Third Party AdvisoryVDB Entry
http://jvndb.jvn.jp/jvndb/JVNDB-2017-000094 Third Party AdvisoryVDB Entry
https://jvn.jp/en/jp/JVN24834813/index.html Third Party AdvisoryVDB Entry

Track CVE-2017-2171 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2023-36508Bestwebsoft contact form to db sql injection vulnerabilityImproper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in BestWebSoft Contact Form to DB by BestWebSoft –…EPSS 0.72%8.8CVE-2024-35678Bestwebsoft contact form to db sql injection vulnerabilityImproper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in BestWebSoft Contact Form to DB by BestWebSoft.T…EPSS 0.45%8.8CVE-2023-29096Bestwebsoft contact form to db sql injection vulnerabilityImproper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in BestWebSoft Contact Form to DB by BestWebSoft –…EPSS 0.71%8.8CVE-2012-10010Bestwebsoft contact form cross-site request forgery vulnerabilityA vulnerability was found in BestWebSoft Contact Form 3.21. It has been classified as problematic. This affects the function cntctfrm_settings_page o…EPSS 0.36%7.1CVE-2023-45771Bestwebsoft captcha cross-site scripting vulnerabilityImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Contact Form With Captcha allows Reflected XSS.…EPSS 0.33%6.1CVE-2024-2200Bestwebsoft contact form cross-site scripting vulnerabilityThe Contact Form by BestWebSoft plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘cntctfrm_contact_subject’ parameter in …EPSS 0.50%6.1CVE-2014-125095Bestwebsoft contact form cross-site scripting vulnerabilityA vulnerability was found in BestWebSoft Contact Form Plugin 1.3.4 on WordPress and classified as problematic. Affected by this issue is the function…EPSS 0.55%6.1CVE-2013-10022Bestwebsoft contact form cross-site scripting vulnerabilityA vulnerability, which was classified as problematic, has been found in BestWebSoft Contact Form Plugin 3.51 on WordPress. Affected by this issue is …EPSS 0.51%

Source: NIST National Vulnerability Database (record CVE-2017-2171), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.