What is CVE-2026-96821?

CVE-2026-96821 is a medium-severity vulnerability in Mahmudul Hasan Arif Fluentboards, classified under Incorrect Privilege Assignment. CVSS score: 6.3/10. Published 2026-09-30.

How severe is CVE-2026-96821?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Privilege escalation in Mahmudul Hasan Arif Fluentboards

CVE-2026-96821

Subscriber Privilege Escalation in FluentBoards <= 2.0.12 versions.

Published 2026-09-30 · last modified 2026-09-30.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Mahmudul Hasan Arif Fluentboards

Weakness classification (CWE)

CWE-266 — Incorrect Privilege Assignment

References

patchstack.com/database/wordpress/plugin/fluent-boards/vulnerability/wordpress-… (vdb-entry)

Frequently asked questions

What is CVE-2026-96821?: CVE-2026-96821 is a medium-severity vulnerability in Mahmudul Hasan Arif Fluentboards, classified under Incorrect Privilege Assignment. CVSS score: 6.3/10. Published 2026-09-30.
How severe is CVE-2026-96821?: Medium severity. CVSS v3 base score is 6.3 out of 10.