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HIGH

CVE-2024-35226

PHP Code Injection by malicious attribute in extends-tag in Smarty

CVSS v3

7.3

HIGH

EPSS Score

0.5 %

exploit probability, as of 2026-10-18

CISA KEV

No

known exploited

Exploitation

none

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • smarty/smartyPackagistfrom 3.0.0 · fixed in 4.5.3

Vendor advisories

Full record on NVD

Description

Smarty is a template engine for PHP, facilitating the separation of presentation (HTML/CSS) from application logic. In affected versions template authors could inject php code by choosing a malicious file name for an extends-tag. Sites that cannot fully trust template authors should update asap. All users are advised to update. There is no patch for users on the v3 branch. There are no known workarounds for this vulnerability.

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N
Published
2024-05-28
Last Modified
2026-04-15

Frequently asked questions

What is CVE-2024-35226?

Smarty is a template engine for PHP, facilitating the separation of presentation (HTML/CSS) from application logic. In affected versions template authors could inject php code by choosing a malicious file name for an extends-tag. Sites that cannot fully trust template authors should update asap. All users are advised to update. There is no patch for users on the v3 branch. There are no known workarounds for this vulnerability.

Is CVE-2024-35226 actively exploited?

Active exploitation of CVE-2024-35226 has not been confirmed. Its EPSS score was 0.5% on 2026-10-18, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2024-35226?

CVE-2024-35226 has a CVSS v3 base score of 7.3 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N.

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