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CVE-2026-78466

MEDIUMCVSS 4.3/10

Last modified

CVE-2026-78466 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. The Fluent Boards Pro plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 2.0.11 due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Subscriber-level access and above, to perform an unauthorized action..

Description

The Fluent Boards Pro plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 2.0.11 due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Subscriber-level access and above, to perform an unauthorized action.

Metrics

CVSS 3.1
4.3/10

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

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
Fluent BoarsFluent Boards Pro<= 2.0.11

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-78466?
The Fluent Boards Pro plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 2.0.11 due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Subscriber-level access and above, to perform an unauthorized action.
How severe is CVE-2026-78466?
CVE-2026-78466 has a CVSS score of 4.3/10 (MEDIUM severity).
How do I fix CVE-2026-78466?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST