Improper Access Control in Fluent Forms Plugin by WordPress
CVE-2026-11578

2.7LOW

Key Information:

Vendor

WordPress
Status
Fluent Forms
Vendor
CVE Published:
2 July 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-11578?

The Fluent Forms WordPress plugin, prior to version 6.2.5, has a serious vulnerability related to improper access control. Specifically, it fails to restrict a Manager's ability to delete form submission entries associated with forms they are not authorized to manage. This could result in unauthorized deletion of important data, underscoring the need for proper configuration and awareness of user permissions within the WordPress environment.

Affected Version(s)

Fluent Forms 0 < 6.2.5

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-11578 - Proof of Concept

References

https://wpscan.com/vulnerability/3937e20f-dd46-4c2e-b170-...
exploitvdb-entrytechnical-description

CVSS V3.1

Score:
2.7
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Muni Nitish Kumar Yaddala
WPScan
.