The $smarty.template variable in Smarty3 allows attackers to possibly execute arbitrary PHP code via the sysplugins/smarty_internal_compile_private_special_variable.php file.
https://security-tracker.debian.org/tracker/CVE-2011-1028
https://seclists.org/oss-sec/2011/q1/313
Source: Mitre, NVD
Published: 2019-11-20
Updated: 2020-08-18
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
EPSS: 0.00536