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Medium 4.3Published Sep 16, 2026

CVE-2026-85349FluentBoards < 2.0.15 - Subscriber+ Private Board Membership Disclosure via IDOR

Updated under an hour ago ()

Does this affect you?

It affects Unknown FluentBoards. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

The FluentBoards WordPress plugin before 2.0.15 does not properly verify authorization when returning the list of boards a user belongs to, allowing any authenticated user, including a Subscriber with no board access, to disclose the private board memberships of arbitrary users by referencing their user ID.

CVSS
4.3 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness (CWE)
CWE-200
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
WPScan
NVD analysis
Deferred
Record last updated
Sep 17, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Unknown FluentBoards
unknown:fluentboards (from the name)
before 2.0.15
CNA record

References

  • exploit, vdb-entry, technical-description

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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