CVE-2026-78274

CRITICAL 9.1

WordPress Fluent Boards Pro plugin <= 2.0.11 - Arbitrary File Upload vulnerability

CVSS Score

9.1

EPSS Score

0.0%

EPSS Percentile

0th

Editor Arbitrary File Upload in Fluent Boards Pro <= 2.0.11 versions.

CWE	CWE-434
Vendor	wp manage ninja
Product	fluent boards pro
Published	Aug 27, 2026
Last Updated	Aug 27, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

WP Manage Ninja / Fluent Boards Pro

n/a ≤ 2.0.11

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/wordpress/plugin/fluent-boards-pro/vulnerability/wordpress-fluent-boards-pro-plugin-2-0-11-arbitrary-file-upload-vulnerability?_s_id=cve

Credits

Ananda Dhakal (Patchstack) | Patchstack Bug Bounty Program