CVE-2021-29454 — Injection in Smarty
Severity
8.1HIGHCNA
OSV7.5
No vectorEPSS
0.6%
top 29.33%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJan 10
Latest updateJun 21
Description
Sandbox Escape by math function in smarty
Smarty is a template engine for PHP, facilitating the separation of presentation (HTML/CSS) from application logic. Prior to versions 3.1.42 and 4.0.2, template authors could run arbitrary PHP code by crafting a malicious math string. If a math string was passed through as user provided data to the math function, external users could run arbitrary PHP code by crafting a malicious math string. Users should upgrade to version 3.1.42 or 4.0.2 to receive a …