Unauthenticated Bypass Vulnerability in Contact Form by Supsystic
CVE-2026-73379

6.5MEDIUM

Key Information:

Vendor

WordPress
Status
Contact Form By Supsystic
Vendor
CVE Published:
18 August 2026

What is CVE-2026-73379?

This vulnerability allows unauthorized users to bypass intended security mechanisms in the Contact Form plugin by Supsystic versions prior to 1.10.0, potentially leading to unauthorized actions on websites using the plugin. This can compromise user data and overall site integrity. It is crucial for users to upgrade to the latest version to safeguard their applications.

Affected Version(s)

Contact Form by Supsystic < 1.10.0

References

https://patchstack.com/database/wordpress/plugin/contact-...
vdb-entry

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Asim Alshaya | Patchstack Bug Bounty Program
.