CVE-2026-73379
Received Received - Intake

Unauthenticated Bypass in Contact Form by Supsystic

Publication date: 2026-08-18

Last updated on: 2026-08-18

Assigner: Patchstack

Description
Unauthenticated Bypass Vulnerability in Contact Form by Supsystic < 1.10.0 versions.

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Meta Information

Published
2026-08-18
Last Modified
2026-08-18
Generated
2026-08-18
AI Q&A
2026-08-18
EPSS Evaluated
N/A
NVD
CVE-2026-73379
EUVD
EUVD-2026-60794

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
supsystic contact_form to 1.10.0 (exc)

Helpful Resources

Exploitability

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

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Executive Summary

This is an unauthenticated bypass vulnerability in the Contact Form by Supsystic plugin for WordPress, affecting versions below 1.10.0. It allows attackers to bypass security restrictions without authentication, potentially leading to unauthorized access or actions on affected websites.

Detection Guidance

Check the installed version of the Contact Form by Supsystic plugin. If it is below 1.10.0, the system is vulnerable. Use commands like 'wp plugin list' in WordPress or inspect the plugin directory for version details.

Impact Analysis

Attackers could exploit this flaw to gain unauthorized access to your website or perform restricted actions. It may be used in mass campaigns targeting thousands of sites, increasing the risk of compromise. Immediate patching or mitigation is strongly recommended.

Mitigation Strategies

Update the Contact Form by Supsystic plugin to version 1.10.0 or later immediately. If updating is not possible, apply the mitigation rule provided by Patchstack or contact your hosting provider for assistance.

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