What is CVE-2026-78278?

CVE-2026-78278 is a medium-severity vulnerability in Wp Manageninja Llc Fluent Boards Pro, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2026-08-24.

How severe is CVE-2026-78278?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Wp Manageninja Llc Fluent Boards Pro

CVE-2026-78278

Subscriber Insecure Direct Object References (IDOR) in Fluent Boards Pro <= 2.0.11 versions.

Vulnerability class: IDOR (Insecure Direct Object Reference)

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Wp Manageninja Llc Fluent Boards Pro

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2026-78278?: CVE-2026-78278 is a medium-severity vulnerability in Wp Manageninja Llc Fluent Boards Pro, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2026-08-24.
How severe is CVE-2026-78278?: Medium severity. CVSS v3 base score is 5.3 out of 10.