CVE-2026-78278: CWE-639 Authorization Bypass Through User-Controlled Key in WP ManageNinja LLC Fluent Boards Pro
Description
CVE-2026-78278 is an authorization bypass vulnerability classified as CWE-639 affecting WP ManageNinja LLC's Fluent Boards Pro plugin versions up to and including 2.0.11. It involves insecure direct object references (IDOR) that allow unauthorized access via user-controlled keys. The vulnerability has a medium severity with a CVSS score of 5.3. No patch or remediation information is currently provided by the vendor. There are no known exploits in the wild at this time.
CVSS v3.1
Score 5.3medium
Affected software
WP ManageNinja LLC
Fluent Boards Pro
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability is an authorization bypass due to insecure direct object references (IDOR) in Fluent Boards Pro versions <= 2.0.11. It allows an attacker to bypass access controls by manipulating user-controlled keys, potentially accessing subscriber data without proper authorization. The CVSS 3.1 base score is 5.3, indicating a medium severity impact with network attack vector, low attack complexity, no privileges required, and no user interaction needed. Confidentiality impact is low, with no impact on integrity or availability reported.
Potential Impact
The vulnerability allows unauthorized users to access subscriber information due to improper authorization checks. The impact is limited to confidentiality with no reported integrity or availability impact. There are no known active exploits, and the risk is moderate given the medium CVSS score.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should monitor vendor communications for updates. No vendor advisory or patch links are currently available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Patchstack
- Date Reserved
- 2026-08-24T07:38:04.147Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a8c3087acd9273b49793405
Added to database: 08/24/2026, 11:52:39 UTC
Last enriched: 09/10/2026, 21:48:26 UTC
Last updated: 10/08/2026, 18:48:48 UTC
Views: 75
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