Filebird <= 6.4.2.1 — Authenticated (Author+) Insecure Direct Object Reference
CVE-2025-26977Published · Updated Action summary
Affected: ≤6.4.2.1Update to 6.4.6 or newer
All remediation steps- Severity
- Medium4.3
- CVSS
- 4.3CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:NWhat does this vector mean?
AV:NAttack vector- Network
AC:LAttack complexity- Low
PR:LPrivileges required- Low
UI:NUser interaction- None
S:UScope- Unchanged
C:NConfidentiality- None
I:LIntegrity- Low
A:NAvailability- None
- Required access
- Unknown
- Exploit prediction (EPSS)
- No score
- CISA KEV
- Not listed
On this page8
Am I affected?
FileBird – WordPress Media Library Folders & File Manager filebird
- Affected≤ 6.4.2.1
- Patched in6.4.6
Update to 6.4.6 or newer.
You are affected if you run ≤ 6.4.2.1. Version 6.4.6 and later are not affected by this issue.
- Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under FileBird – WordPress Media Library Folders & File Manager.
- No admin access? Run a passive check of your site. It reads public files only.
What to do
- Update to version 6.4.6, or a newer patched version
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch FileBird – WordPress Media Library Folders & File Manager to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence, credited to Revan Arifio.
The FileBird – WordPress Media Library Folders & File Manager plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 6.4.2.1 due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Author-level access and above, to perform an unauthorized action
Exploits & references
Proof-of-concept & detection
No public proof-of-concept or detection template is known for this vulnerability.
Advisories & patches
- Advisorywordfence.com
Related CVEs
More in FileBird – WordPress Media Library Folders & File Manager
All 11| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium5.4 | Authenticated (Author+) Stored Cross-Site Scripting ≤6.5.6Update to 6.5.7 | CVE-2026-15004 | |
| Medium4.3 | Missing Authorization to Authenticated (Author+) Global Folders Tampering ≤6.5.1Update to 6.5.2 | CVE-2025-12900 | |
| Medium4.3 | Improper Authorization to Authenticated (Author+) Settings Reset ≤6.4.9Update to 6.5.0 | CVE-2025-11510 | |
| Medium6.5 | Authenticated (Author+) SQL Injection ≤6.4.8Update to 6.4.9 | CVE-2025-6986 | |
| Medium4.3 | Missing Authorization ≤6.3.2Update to 6.3.4 | CVE-2024-53825 |
- Medium5.4Authenticated (Author+) Stored Cross-Site Scripting
≤6.5.6Update to 6.5.7
- Medium4.3Missing Authorization to Authenticated (Author+) Global Folders Tampering
≤6.5.1Update to 6.5.2
- Medium4.3Improper Authorization to Authenticated (Author+) Settings Reset
≤6.4.9Update to 6.5.0
- Medium6.5Authenticated (Author+) SQL Injection
≤6.4.8Update to 6.4.9
- Medium4.3Missing Authorization
≤6.3.2Update to 6.3.4
Timeline
CVE published
Severity medium, CVSS 4.3
Record last updated
Sources & licenses
Wordfence record- Vulnerability data
- Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
- CVE® identifiers
- Copyright 1999-2026 The MITRE Corporation. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
- CVSS / CWE
- National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
- VulnCrest content
- Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.