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CVE-2026-85349mediumCWE-200

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

33Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 4.3epss 0.3%
exploitation probability
0.3%top 80% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
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:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Affected products
Unknown · FluentBoards
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.