CVE-2017-16798
Medium
Description
In CMS Made Simple 2.2.3.1, the is_file_acceptable function in modules/FileManager/action.upload.php only blocks file extensions that begin or end with a "php" substring, which allows remote attackers to bypass intended access restrictions or trigger XSS via other extensions, as demonstrated by .phtml, .pht, .html, or .svg.
SeverityMedium
CVSS5.4
Exploit probability—
Product
Cmsmadesimple Cms Made Simple
PublishedNov 12, 2017
First seenNov 12, 2017
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| cmsmadesimple cms_made_simple | 2.2.3.1 | — |
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