CVE-2026-89327
Low risk· EPSS 6%Exploitation Probability (EPSS)
Low risk6th percentile - higher than 6% of all known CVEs
Summary
The FluentBoards WordPress plugin before 2.0.15 does not verify that a board member submitting a comment is the user the comment is attributed to, allowing any board member to post comments that appear to be authored by another user, including administrators.
Risk Assessment
An attacker can impersonate other users, including administrators, potentially leading to disinformation and social engineering within the organization.
Recommendation
Update the FluentBoards plugin to version 2.0.15 or later.
Other vulnerabilities in FluentBoards WordPress plugin
See all- CVE-2026-89328Low risk· EPSS 6%
The FluentBoards WordPress plugin before 2.0.15 does not properly verify that a user holds board-manager privileges before performing several board-management operations, checking only board membership. This allows any member of a board to carry out manager-only actions on it, including adding or removing members and enabling public access to a private board.
- CVE-2026-14938Medium
The FluentBoards WordPress plugin before version 1.95.3 does not verify that the items selected for a board import operation belong to a board the requesting user is authorized to access. This allows any authenticated user with member access to a single board to copy and read the stages and tasks (including titles, descriptions and file attachments) of any other board on the site.
Original NVD description (English source)
The FluentBoards WordPress plugin before 2.0.15 does not verify that a board member submitting a comment is the user the comment is attributed to, allowing any board member to post comments that appear to be authored by another user, including administrators.