CVE-2021-23814: This affects versions of the package unisharp/laravel-filemanager before 2.6.2. The upload() function does not sufficiently validate the file type when…

PriorityP359high8.8CVSS 3.1

AVNACLPRLUINSUCHIHAH

EPSS

1.82%

76.1th percentile

This affects versions of the package unisharp/laravel-filemanager before 2.6.2. The upload() function does not sufficiently validate the file type when uploading. An attacker may be able to reproduce the following steps: 1. Install a package with a web Laravel application. 2. Navigate to the Upload window 3. Upload an image file, then capture the request 4. Edit the request contents with a malicious file (webshell) 5. Enter the path of file uploaded on URL - Remote Code Execution **Note:** Prevention for bad extensions can be done by using a whitelist in the config file(lfm.php). Corresponding document can be found in [here](https://unisharp.github.io/laravel-filemanager/configfolder-categories).

Affected

3 ranges

Vendor	Product	Version range	Fixed in
unisharp	laravel-filemanager	< 2.6.2	2.6.2
unisharp	laravel-filemanager	>= 0 < 2.6.2	2.6.2
unisharp	laravel-filemanager	>= 0.0.0	—

CVSS provenance

nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

nvdv2.06.5MEDIUMAV:N/AC:L/Au:S/C:P/I:P/A:P

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