Advanced File Manager <= 5.1 — Authenticated (Administrator+) Arbitrary File and Folder Access
CVE-2023-3814Published · Updated Action summary
Affected: ≤5.1Update to 5.1.1 or newer
All remediation steps- Severity
- Medium6.6
- CVSS
- 6.6CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:HWhat does this vector mean?
AV:NAttack vector- Network
AC:HAttack complexity- High
PR:HPrivileges required- High
UI:NUser interaction- None
S:UScope- Unchanged
C:HConfidentiality- High
I:HIntegrity- High
A:HAvailability- High
- Weakness
- CWE-284 Improper Access Control
- Required access
- Unknown
- Exploit prediction (EPSS)
- No score
- CISA KEV
- Not listed
On this page8
Am I affected?
Advanced File Manager – Ultimate File Manager for WordPress And Document Library Solution file-manager-advanced
- Affected≤ 5.1
- Patched in5.1.1
Update to 5.1.1 or newer.
You are affected if you run ≤ 5.1. Version 5.1.1 and later are not affected by this issue.
- Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Advanced File Manager – Ultimate File Manager for WordPress And Document Library Solution.
- No admin access? Run a passive check of your site. It reads public files only.
What to do
- Update to version 5.1.1, or a newer patched version
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch Advanced File Manager – Ultimate File Manager for WordPress And Document Library Solution to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence, credited to Dmitrii Ignatyev.
The Advanced File Managerplugin for WordPress is vulnerable to improper access control in versions up to, and including, 5.1. This makes it possible for authenticated attackers, with administrator-level permissions and above, to access the filesystem on multisite installations. This only affects multi-site installations.
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 Advanced File Manager – Ultimate File Manager for WordPress And Document Library Solution
All 15| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium6.4 | Authenticated (Custom Role+) Stored Cross-Site Scripting <6.0.0Update to 6.0.0 | CVE-2026-79627 | |
| Medium4.3 | Missing Authorization ≤5.4.14Update to 6.0.0 | CVE-2026-110365 | |
| Medium4.3 | Missing Authorization ≤5.4.12Update to 5.4.13 | CVE-2026-11565 | |
| Medium6.1 | Reflected Cross-Site Scripting via postMessage 'soundFile' Parameter ≤5.4.12Update to 5.4.13 | CVE-2026-15009 | |
| High7.2 | Authenticated Remote Code Execution <8.0.4Update to 8.0.4 | CVE-2026-6382 |
- Medium6.4Authenticated (Custom Role+) Stored Cross-Site Scripting
<6.0.0Update to 6.0.0
- Medium4.3Missing Authorization
≤5.4.14Update to 6.0.0
- Medium4.3Missing Authorization
≤5.4.12Update to 5.4.13
- Medium6.1Reflected Cross-Site Scripting via postMessage 'soundFile' Parameter
≤5.4.12Update to 5.4.13
- High7.2Authenticated Remote Code Execution
<8.0.4Update to 8.0.4
Timeline
CVE published
Severity medium, CVSS 6.6
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.