CVE-2026-40784

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.

CVSS 3.1

8.1CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

EPSS

0.2% chance of exploitation in the next 30 days; higher than 6% of CVEs (scores of 2026-10-26)

CWE

CWE-639

Published

2026-04-15

Modified

2026-10-26

Record from

the NVD, synced 2026-10-26

References

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

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