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Contact Form Plugin <= 4.0.1 — Stored Cross-Site Scripting

CVE-2017-20055Published · Updated

Action summary

Affected: ≤4.0.1Update to 4.0.2 or newer

All remediation steps
Watch plugin
Severity
Medium6.4
CVSS
6.4
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:L Privileges required
Low
UI:N User interaction
None
S:C Scope
Changed
C:L Confidentiality
Low
I:L Integrity
Low
A:N Availability
None
Weakness
CWE-79 Cross-Site Scripting
Required access
Unknown
Exploit prediction (EPSS)
No score
CISA KEV
Not listed
On this page8

Am I affected?

Contact Form Plugin contact-form-lite

  1. Affected≤ 4.0.1
  2. Patched in4.0.2

Update to 4.0.2 or newer.

You are affected if you run ≤ 4.0.1. Version 4.0.2 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Contact Form Plugin.
  • No admin access? Run a passive check of your site. It reads public files only.

What to do

  1. Update to version 4.0.2, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch Contact Form Plugin to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Julien Rentrop.

A vulnerability classified as problematic has been found in BestWebSoft Contact Form Plugin 4.0.0. This affects an unknown part. The manipulation leads to basic cross site scripting (Stored). It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 4.0.2 is able to address this issue. It is recommended to upgrade the affected component.

Exploits & references

Proof-of-concept & detection

No public proof-of-concept or detection template is known for this vulnerability.

Advisories & patches

More in Contact Form Plugin

All 4
More vulnerabilities in Contact Form Plugin
SeverityVulnerabilityCVEPublished
Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤1.1.28Update to 1.1.29
CVE-2025-5730
Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤1.1.25Update to 1.1.27
CVE-2025-26962
Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤1.1.23Update to 1.1.25
CVE-2024-32147

Same weakness (Cross-Site Scripting)

All Cross-Site Scripting
Other Cross-Site Scripting vulnerabilities
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting via Comment User-Agent Header
EZ SQL Reports Shortcode Widget and DB Backup≤5.25.25Update to 5.26.45
CVE-2026-120688
Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form Submission
Chatterbug Forms – Fast, Flexible WordPress Form Builder≤1.0.2Update to 1.1
CVE-2026-125055
Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' Parameter
ELEX WordPress HelpDesk & Customer Ticketing System≤3.3.9Update to 3.4.0
CVE-2026-119077
Medium5.3Unauthenticated Sensitive Information Exposure in 'search' Parameter
Customer Reviews for WooCommerce≤5.127.0Update to 5.128.0
CVE-2026-121518

Timeline

  1. CVE published

    Severity medium, CVSS 6.4

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. [object Object] Licensed under the CC BY-SA 4.0.
CVE® identifiers
[object Object]. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
CVSS / CWE
National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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