Description
baserCMS 4.3.6 and earlier is affected by Cross Site Scripting (XSS) and Remote Code Execution (RCE). This may be executed by logging in as a system administrator and uploading an executable script file such as a PHP file.The affected components are ThemeFilesController.php and UploaderFilesController.php. This is fixed in version 4.3.7.
References (3)
Core 3
Core References
Vendor Advisory x_refsource_misc
https://basercms.net/security/20200827
Patch, Third Party Advisory x_refsource_confirm
https://github.com/baserproject/basercms/security/advisories/GHSA-673x-f5wx-fxpw
Patch, Third Party Advisory x_refsource_misc
https://github.com/baserproject/basercms/commit/16a7b3cd09a0ca355474119c76897eac2034a66d
Scores
CVSS v3
7.6
EPSS
0.0156
EPSS Percentile
81.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
Details
CWE
CWE-79
Status
published
Products (2)
basercms/basercms
< 4.3.6
baserproject/basercms
4.0.0 - 4.3.7Packagist
Published
Aug 28, 2020
Tracked Since
Feb 18, 2026