CVE-2023-28447
High
Description
Smarty is a template engine for PHP. In affected versions smarty did not properly escape javascript code. An attacker could exploit this vulnerability to execute arbitrary JavaScript code in the context of the user's browser session. This may lead to unauthorized access to sensitive user data, manipulation of the web application's behavior, or unauthorized actions performed on behalf of the user. Users are advised to upgrade to either version 3.1.48 or to 4.3.1 to resolve this issue. There are no known workarounds for this vulnerability.
SeverityHigh
CVSS7.1
Exploit probability—
Product
Smarty
PublishedMar 28, 2023
First seenMar 28, 2023
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- smarty smarty3.1.48, 4.3.1 or later
- smarty/smarty4.3.1, 3.1.48 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| smarty smarty | v < 3.1.48, 4.0.0 ≤ v < 4.3.1 | 3.1.48, 4.3.1 |
| fedoraproject fedora | 36, 37, 38 | — |
| smarty/smartyPackagist | 4.0.0 ≤ v < 4.3.1, v < 3.1.48 | 4.3.1, 3.1.48 |
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