CVE-2026-19858
Received Received - Intake

Unauthenticated Data Exposure in JetFormBuilder WordPress Plugin

Publication date: 2026-09-05

Last updated on: 2026-09-05

Assigner: WPScan

Description
The JetFormBuilder — Dynamic Blocks Form Builder WordPress plugin before 3.6.5.2 does not perform authorisation checks when resolving request-derived data during page rendering, allowing unauthenticated users to read arbitrary user, post and term properties and metadata, including password hashes, private and draft content, and secrets other JetFormBuilder — Dynamic Blocks Form Builder WordPress plugin before 3.6.5.2 store in metadata.

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Meta Information

Published
2026-09-05
Last Modified
2026-09-05
Generated
2026-09-05
AI Q&A
2026-09-05
EPSS Evaluated
N/A
NVD
CVE-2026-19858
EUVD
EUVD-2026-71846

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
jetformbuilder dynamic_blocks_form_builder to 3.6.5.2 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-UNKNOWN

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Executive Summary

This vulnerability in the JetFormBuilder WordPress plugin before version 3.6.5.2 allows unauthenticated users to read sensitive data by exploiting missing authorization checks during page rendering. Attackers can access arbitrary user, post, and term properties and metadata, including password hashes, private content, drafts, and secrets stored in metadata.

Detection Guidance

Check if your JetFormBuilder plugin version is below 3.6.5.2. Use WordPress admin panel or run a command like 'wp plugin list' if using WP-CLI to verify the installed version.

Impact Analysis

This vulnerability can lead to unauthorized access to sensitive information such as user passwords, private posts, drafts, and metadata secrets. Attackers could exploit this to steal credentials, expose confidential data, or gain further access to the WordPress site.

Compliance Impact

This vulnerability could result in non-compliance with GDPR and HIPAA due to unauthorized exposure of personal and sensitive data. GDPR requires protection of personal data, while HIPAA mandates safeguarding protected health information. A breach could lead to legal penalties and reputational damage.

Mitigation Strategies

Update the JetFormBuilder plugin to version 3.6.5.2 or later immediately to patch the vulnerability. Disable the plugin temporarily if an update is not immediately available.

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