CVE-2026-33477
FileRise has incorrect authorization in /api/file/snippet.php allows read_own users to read other users’ file content
FileRise is a self-hosted web-based file manager with multi-file upload, editing, and batch operations. In versiosn 2.3.7 through 3.10.0, the file snippet endpoint /api/file/snippet.php allows an authenticated user with only read_own access to a folder to retrieve snippet content from files uploaded by other users in the same folder. This is a server-side authorization flaw in the read_own enforcement for hover previews. Version 3.11.0 fixes the issue.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
FileRise has incorrect authorization in /api/file/snippet.php allows read_own users to read other users’ file content
FileRise is a self-hosted web-based file manager with multi-file upload, editing, and batch operations. In versiosn 2.3.7 through 3.10.0, the file snippet endpoint /api/file/snippet.php allows an authenticated user with only read_own access to a folder to retrieve snippet content from files uploaded by other users in the same folder. This is a server-side authorization flaw in the read_own enforcement for hover previews. Version 3.11.0 fixes the issue.
- Record
CVE-2026-33477- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
EUVDEUVD-2026-16277
FileRise is a self-hosted web-based file manager with multi-file upload, editing, and batch operations. In versiosn 2.3.7 through 3.10.0, the file snippet endpoint /api/file/snippet.php allows an authenticated user with only read_own access to a folder to retrieve snippet content from files uploaded by other users in the same folder. This is a server-side authorization flaw in the read_own enforcement for hover previews. Version 3.11.0 fixes the issue.
- Record
EUVD-2026-16277- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
NVD
FileRise is a self-hosted web-based file manager with multi-file upload, editing, and batch operations. In versiosn 2.3.7 through 3.10.0, the file snippet endpoint /api/file/snippet.php allows an authenticated user with only read_own access to a folder to retrieve snippet content from files uploaded by other users in the same folder. This is a server-side authorization flaw in the read_own enforcement for hover previews. Version 3.11.0 fixes the issue.
- Record
CVE-2026-33477- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
OSV
FileRise has incorrect authorization in /api/file/snippet.php allows read_own users to read other users’ file content
FileRise is a self-hosted web-based file manager with multi-file upload, editing, and batch operations. In versiosn 2.3.7 through 3.10.0, the file snippet endpoint /api/file/snippet.php allows an authenticated user with only read_own access to a folder to retrieve snippet content from files uploaded by other users in the same folder. This is a server-side authorization flaw in the read_own enforcement for hover previews. Version 3.11.0 fixes the issue.
- Record
CVE-2026-33477- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-33477 is a medium vulnerability (CVSS 4.3) in Error311 Filerise, published March 26, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.23%, the 14th percentile. No source names a fixed version.