4
CVSSv2

CVE-2018-19420

Published: 21/11/2018 Updated: 28/12/2018
CVSS v2 Base Score: 4 | Impact Score: 2.9 | Exploitability Score: 8
CVSS v3 Base Score: 3.8 | Impact Score: 2.5 | Exploitability Score: 1.2
VMScore: 357
Vector: AV:N/AC:L/Au:S/C:N/I:P/A:N

Vulnerability Summary

In GetSimpleCMS 3.3.15, admin/upload.php blocks .html uploads but there are several alternative cases in which HTML can be executed, such as a file with no extension or an unrecognized extension (e.g., the test or test.asdf filename), because of admin/upload-uploadify.php, and validate_safe_file in admin/inc/security_functions.php.

Vulnerability Trend

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get-simple getsimple cms 3.3.15