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Visual Form Builder <= 3.0.3 — Admin+ Stored Cross-Site Scripting

CVE-2021-24514Published · Updated

Action summary

Affected: ≤3.0.3Update to 3.0.4 or newer

All remediation steps
Severity
Medium4.8
CVSS
4.8
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:H Privileges required
High
UI:R User interaction
Required
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

Am I affected?

Visual Form Builder visual-form-builder

  1. Affected≤ 3.0.3
  2. Patched in3.0.4

Update to 3.0.4 or newer.

You are affected if you run ≤ 3.0.3. Version 3.0.4 and later are not affected by this issue.

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

What to do

  1. Update to version 3.0.4, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch Visual Form Builder to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Felipe Restrepo Rodriguez (pfelilpe).

The Visual Form Builder WordPress plugin before 3.0.4 does not sanitise or escape its Form Name, allowing high privilege users such as admin to set Cross-Site Scripting payload in them, even when the unfiltered_html capability is disallowed

Exploits & references

Proof-of-concept & detection

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

Advisories & patches

More in Visual Form Builder

All 10
More vulnerabilities in Visual Form Builder
SeverityVulnerabilityCVEPublished
Medium4.3Missing Authorization
≤3.1No patch available
CVE-2026-105973
Medium4.3Authenticated (Subscriber+) Information Exposure
≤3.1No patch available
CVE-2026-105974
High8.8Cross-Site Request Forgery to Data Modification
<3.0.8Update to 3.0.8
CVE-2022-0141
Medium5.5Admin+ Cross-Site Scripting
<3.0.7Update to 3.0.7
CVE-2022-1046
Medium5.3Unauthenticated Information Disclosure
<3.0.6Update to 3.0.6
CVE-2022-0140

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 HeaderCVE-2026-120688
Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form SubmissionCVE-2026-125055
Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' ParameterCVE-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 4.8

  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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