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Vulnerability record · CVE-2011-1028 · published 20 November 2019

CVE-2011-1028: Smarty improper input validation vulnerability

Smarty · Smarty

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.

9.8 CVSS 3.1 Critical EPSS 1.6% · top 25.0% CWE-20 · Improper input validation
9.8CVSS 3.1 base score, v2 7.5
1.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
6References
16 Jun 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/security/cve/cve-2011-1028 Broken Link
https://seclists.org/oss-sec/2011/q1/313 Mailing ListThird Party Advisory
https://security-tracker.debian.org/tracker/CVE-2011-1028 Third Party Advisory
https://access.redhat.com/security/cve/cve-2011-1028 Broken Link
https://seclists.org/oss-sec/2011/q1/313 Mailing ListThird Party Advisory
https://security-tracker.debian.org/tracker/CVE-2011-1028 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2011-1028), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.