CVE-2026-40784

WordPress FluentBoards plugin <= 1.91.2 - Insecure Direct Object References (IDOR) vulnerability

State: Published
Severity: 8.1 High
Published: Apr 15, 2026
Updated: Apr 29, 2026
Reserved: Apr 15, 2026

Description

Authorization Bypass Through User-Controlled Key vulnerability in Mahmudul Hasan Arif FluentBoards fluent-boards allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects FluentBoards: from n/a through <= 1.91.2.

Scores

CVSS	Score	Vector	Source
3.1	8.1 High	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N	Patchstack
3.1	8.1 High	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:L	CISA-ADP

Weaknesses

CWE-639 Authorization Bypass Through User-Controlled Key

Affected Products

Product	Versions
FluentBoardsMahmudul Hasan Arif	1.91.2 and earlierAffectedfrom 1.91.3Not affected

References

https://patchstack.com/database/Wordpress/Plugin/fluent-boards/vulnerability/wordpress-fluentboards-plugin-1-91-2-insecure-direct-object-references-idor-vulnerability?_s_id=cvevdb-entry

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