CVE-2026-66425
Received Received - Intake

Unauthenticated Broken Authentication in Gutena Forms

Vulnerability report for CVE-2026-66425, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-08-06

Last updated on: 2026-08-06

Assigner: Patchstack

Description

Unauthenticated Broken Authentication in Gutena Forms – Contact Form, Survey Form, Feedback Form, Booking Form, and Custom Form Builder <= 1.9.0 versions.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published
2026-08-06
Last Modified
2026-08-06
Generated
2026-08-06
AI Q&A
2026-08-06
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 3 associated CPEs
Vendor Product Version / Range
gutena forms to 1.9.0 (inc)
gutena forms to 2.0.0 (exc)
gutena forms 2.0.0

Helpful Resources

Exploitability

CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-288 The product requires authentication, but the product has an alternate path or channel that does not require authentication.

Attack-Flow Graph

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Executive Summary

This vulnerability is an unauthenticated broken authentication issue in the Gutena Forms WordPress plugin versions 1.9.0 and below. It allows attackers to perform actions restricted to higher-privileged users without authentication, potentially gaining admin access to the website.

Detection Guidance

Check if your Gutena Forms plugin version is 1.9.0 or below. Look for unauthorized admin actions or unusual form submissions. Use security plugins to scan for vulnerable versions or signs of exploitation.

Impact Analysis

An attacker could exploit this to gain unauthorized admin access to your WordPress site, allowing them to modify content, steal data, or install malicious plugins. The high CVSS score of 6.5 indicates a significant risk of exploitation, including mass attacks.

Mitigation Strategies

Update Gutena Forms to version 2.0.0 or later immediately. If unable to update, apply mitigation rules from Patchstack to block attacks until updating. Monitor for suspicious activity.

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EPSS Chart