Insecure Direct Object References in Fluent Boards Pro by Fluent Forms
CVE-2026-78278

5.3MEDIUM

Key Information:

Vendor

WordPress
Status
Fluent Boards Pro
Vendor
CVE Published:
24 August 2026

What is CVE-2026-78278?

Fluent Boards Pro versions 2.0.11 and earlier have a vulnerability due to Subscriber Insecure Direct Object References (IDOR). This flaw allows unauthorized access to sensitive user data by exploiting the direct object references that are improperly secured. Attackers can potentially manipulate these references to view or modify data that should be restricted to specific users. It is crucial for users and administrators to update to protected versions and implement adequate access controls to mitigate this security issue.

Affected Version(s)

Fluent Boards Pro <= 2.0.11

References

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

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Ananda Dhakal (Patchstack) | Patchstack Bug Bounty Program
.