Vulnerability · Published Sep 16, 2026 · Assigned by WPScan
CVE-2026-89327FluentBoards < 2.0.15 - Board Member+ Comment Author Spoofing via 'comment_by' Parameter
Low 3.8
In plain English
A low-severity authentication bypass by spoofing in FluentBoards from Unknown. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 17% of all known vulnerabilities).
Severity (CVSS 3.1)3.8Low
Exploit odds (30 days)0.3%top 82.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Unknown | FluentBoards | 0 – before 2.0.15 |
Weakness: CWE-290 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N
References
- https://wpscan.com/vulnerability/aaeff6e8-eca5-4d93-8214-670f1728fb0e/ exploit, vdb-entry, technical-description