Is Contact Form by BestWebSoft safe to use?

Laskyr does not give safety verdicts. No known unpatched vulnerabilities in the latest version (4.3.9). As of 2026-11-04. 8 issues are on record for older versions; version 4.3.7 or newer fixes all of them that state a fix. Keep Contact Form by BestWebSoft on the latest version (4.3.9) and remove it if you do not use it.

Which versions of Contact Form by BestWebSoft are vulnerable?

Known issues on record (newest first): Missing authorization check (4.3.6 and older, fixed in 4.3.7); Reflected cross-site scripting (XSS) (4.2.8 and older, fixed in 4.2.9); Cross-site scripting (XSS) (older than 3.3.5, fixed in 3.3.5); Cross-site scripting (XSS) (older than 4.0.6, fixed in 4.0.6); Cross-site scripting (XSS) (older than 4.0.2, fixed in 4.0.2); Cross-site scripting (XSS) (older than 3.52, fixed in 3.52). The full list with sources is on this page.

What is the latest version of Contact Form by BestWebSoft?

4.3.9, according to wordpress.org (last updated 2026-05-16). It has 30,000+ active installs.

What should I do if my Contact Form by BestWebSoft is out of date?

Take a backup, then update it from Dashboard > Updates (or run wp plugin update contact-form-plugin). If you cannot update right away, deactivate it until you can. If you think the site was already attacked, run a free scan at https://laskyr.com/scan.

Plugins · contact-form-plugin · data as of 2026-11-04

Is Contact Form by BestWebSoft safe? Known vulnerabilities and latest version

Latest version: 4.3.9
Last updated: 2026-05-16
Active installs: 30,000+
Known issues on record: 8
Unpatched in latest: 0
Tested up to WP: 7.0.8

The most powerful and user-friendly WordPress contact form plugin. Create beautiful contact forms, widgets and pages using shortcodes. — by bestwebsoft

What to do

Update to the latest version (4.3.9). Anything older than 4.3.7 has at least one known issue listed below. Dashboard → Updates, or Plugins → “update now”.
If you cannot update right away, deactivate it until you can.
Turn on auto-updates for it: Plugins → “Enable auto-updates” on its row.
If you ran a vulnerable version and something looks off (spam pages, strange admins, redirects), run the free scan.

With WP-CLI: wp plugin get contact-form-plugin --field=version shows what you run; wp plugin update contact-form-plugin updates it.

Check your version

Known vulnerabilities

8 on record, newest first. “Affected” is the version range the source gives; “fixed in” is the version the source names, or (marked *) the first wordpress.org release after the last affected version.

medium 4.3 CVE-2025-63056 · published 2025-12-09

Missing authorization check in Contact Form by BestWebSoft (4.3.6 and older)

Affected: 4.3.6 and older
Fixed in: 4.3.7
Access needed (per CVSS): Needs a low-level account (e.g. subscriber)
Range from: CVE record (the advisory publisher) · score by Patchstack

Details from the advisory

Missing Authorization vulnerability in bestwebsoft Contact Form by BestWebSoft contact-form-plugin allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Contact Form by BestWebSoft: from n/a through <= 4.3.6.

NVD CVE-2025-63056 Patchstack advisory

medium 6.1 CVE-2024-2198 · published 2024-04-09

Reflected cross-site scripting (XSS) in Contact Form by BestWebSoft (4.2.8 and older)

Affected: 4.2.8 and older
Fixed in: 4.2.9 *
Access needed (per CVSS): No login needed; someone on the site has to click a link or open a page
Range from: CVE record (the advisory publisher) · score by Wordfence

Details from the advisory

The Contact Form by BestWebSoft plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘cntctfrm_contact_address’ parameter in all versions up to, and including, 4.2.8 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

NVD CVE-2024-2198 Wordfence advisory Code change (fix)

medium 6.1 CVE-2024-2200 · published 2024-04-09

Reflected cross-site scripting (XSS) in Contact Form by BestWebSoft (4.2.8 and older)

Affected: 4.2.8 and older
Fixed in: 4.2.9 *
Access needed (per CVSS): No login needed; someone on the site has to click a link or open a page
Range from: CVE record (the advisory publisher) · score by Wordfence

Details from the advisory

The Contact Form by BestWebSoft plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘cntctfrm_contact_subject’ parameter in all versions up to, and including, 4.2.8 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

NVD CVE-2024-2200 Wordfence advisory Code change (fix)

medium 6.1 CVE-2013-7481 · published 2019-08-22

Cross-site scripting (XSS) in Contact Form by BestWebSoft (older than 3.3.5)

Affected: older than 3.3.5
Fixed in: 3.3.5
Access needed (per CVSS): No login needed; someone on the site has to click a link or open a page
Range from: advisory text · score by NVD

Details from the advisory

The contact-form-plugin plugin before 3.3.5 for WordPress has XSS.

NVD CVE-2013-7481 wordpress.org

medium 6.1 CVE-2017-18491 · published 2019-08-13

Cross-site scripting (XSS) in Contact Form by BestWebSoft (older than 4.0.6)

Affected: older than 4.0.6
Fixed in: 4.0.6
Access needed (per CVSS): No login needed; someone on the site has to click a link or open a page
Range from: advisory text · score by NVD

Details from the advisory

The contact-form-plugin plugin before 4.0.6 for WordPress has multiple XSS issues.

NVD CVE-2017-18491 wordpress.org

medium 6.1 CVE-2016-10869 · published 2019-08-13

Cross-site scripting (XSS) in Contact Form by BestWebSoft (older than 4.0.2)

Affected: older than 4.0.2
Fixed in: 4.0.2
Access needed (per CVSS): No login needed; someone on the site has to click a link or open a page
Range from: advisory text · score by NVD

Details from the advisory

The contact-form-plugin plugin before 4.0.2 for WordPress has XSS.

NVD CVE-2016-10869 wordpress.org

medium 6.1 CVE-2013-7475 · published 2019-08-13

Cross-site scripting (XSS) in Contact Form by BestWebSoft (older than 3.52)

Affected: older than 3.52
Fixed in: 3.52
Access needed (per CVSS): No login needed; someone on the site has to click a link or open a page
Range from: advisory text · score by NVD

Details from the advisory

The contact-form-plugin plugin before 3.52 for WordPress has XSS.

NVD CVE-2013-7475 wordpress.org

medium 6.1 CVE-2015-9295 · published 2019-08-13

Cross-site scripting (XSS) in Contact Form by BestWebSoft (older than 3.96)

Affected: older than 3.96
Fixed in: 3.96
Access needed (per CVSS): No login needed; someone on the site has to click a link or open a page
Range from: advisory text · score by NVD

Details from the advisory

The contact-form-plugin plugin before 3.96 for WordPress has XSS.

NVD CVE-2015-9295 wordpress.org

Recent activity

2026-05-16 — latest release on wordpress.org (4.3.9).
2025-12-09 — Missing authorization check disclosed (CVE-2025-63056), fixed in 4.3.7.
2024-04-09 — Reflected cross-site scripting (XSS) disclosed (CVE-2024-2198), fixed in 4.2.9.
2024-04-09 — Reflected cross-site scripting (XSS) disclosed (CVE-2024-2200), fixed in 4.2.9.

Free. We check the CVE feeds every day and email you only when a new issue for Contact Form by BestWebSoft (contact-form-plugin) is published or a fix ships. Unsubscribe in one click.

Browse vulnerabilities

Types found in this plugin: Cross-site scripting (XSS) (7) · Missing authorization (1)

Where this data comes from

Version, last update, installs: wordpress.org/plugins/contact-form-plugin (Plugins API), fetched 2026-11-04.
Vulnerabilities: NIST National Vulnerability Database (NVD), checked 2026-11-04. This product uses data from the NVD API but is not endorsed or certified by the NVD.
Each record links to its CVE page and to the original advisory (Wordfence, Patchstack or WPScan) where there is one. We only list a CVE here when its references or its advisory name this exact plugin, so a few real issues may be missing; none should be about a different plugin. Spot an error? Email Daniel.

Badge for your site or docs (states facts with a date, not a verdict):

<a href="https://laskyr.com/plugins/contact-form-plugin"><img src="https://laskyr.com/plugins/contact-form-plugin/badge.svg" alt="Contact Form by BestWebSoft vulnerability status"></a>

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Is Contact Form by BestWebSoft safe? Known vulnerabilities and latest version

No known unpatched vulnerabilities in the latest version (4.3.9)

What to do

Check your version

Known vulnerabilities

Missing authorization check in Contact Form by BestWebSoft (4.3.6 and older)

Reflected cross-site scripting (XSS) in Contact Form by BestWebSoft (4.2.8 and older)

Reflected cross-site scripting (XSS) in Contact Form by BestWebSoft (4.2.8 and older)

Cross-site scripting (XSS) in Contact Form by BestWebSoft (older than 3.3.5)

Cross-site scripting (XSS) in Contact Form by BestWebSoft (older than 4.0.6)

Cross-site scripting (XSS) in Contact Form by BestWebSoft (older than 4.0.2)

Cross-site scripting (XSS) in Contact Form by BestWebSoft (older than 3.52)

Cross-site scripting (XSS) in Contact Form by BestWebSoft (older than 3.96)

Recent activity

Get an email when Contact Form by BestWebSoft has a new vulnerability

Browse vulnerabilities

Where this data comes from