smarty3: Smarty is a template engine for PHP, facilitating the separation ofpresentation (HTML/CSS) from application logic
CVE-2021-29454 is fixed in 2 products on 1 platform, first by smarty3 3.1.31+20161214.1.c7d42e4+selfpack1-3ubuntu0.1, released January 10, 2022. It is not reported as exploited. Patch Radar priority: High.
Smarty is a template engine for PHP, facilitating the separation ofpresentation (HTML/CSS) from application logic. Prior to versions 3.1.42and 4.0.2, template authors could run arbitrary PHP code by crafting amalicious math string. If a math string was passed through as user provideddata to the math function, external users could run arbitrary PHP code bycrafting a malicious math string. Users should upgrade to version 3.1.42 or4.0.2 to receive a patch.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| smarty3 · Debian 12.15 (bookworm) | 3.1.45-1 | DEBIAN-CVE-2021-29454 | Jan 10, 2022 |
| smarty3 · Debian 13.5 (trixie) | 3.1.45-1 | DEBIAN-CVE-2021-29454 | Jan 10, 2022 |
| smarty3 · Debian 14 | 3.1.45-1 | DEBIAN-CVE-2021-29454 | Jan 10, 2022 |
| smarty3 · Ubuntu 18.04.6 LTS (bionic) | 3.1.31+20161214.1.c7d42e4+selfpack1-3ubuntu0.1 | smarty3 3.1.31+20161214.1.c7d42e4+selfpack1-3ubuntu0.1 | Jan 10, 2022 |
| smarty3 · Ubuntu 20.04 LTS (focal) | 3.1.34+20190228.1.c9f0de05+selfpack1-1ubuntu0.1~esm1 | smarty3 3.1.34+20190228.1.c9f0de05+selfpack1-1ubuntu0.1~esm1 | Jan 10, 2022 |
| smarty3 · Ubuntu 22.04.1 LTS (jammy) | 3.1.39-2ubuntu1 | smarty3 3.1.39-2ubuntu1 | Jan 10, 2022 |
| smarty3 · Ubuntu 24.10 (oracular) | 3.1.39-2ubuntu1 | smarty3 3.1.39-2ubuntu1 | Jan 16, 2026 |
| smarty3 · Ubuntu 25.04 (plucky) | 3.1.39-2ubuntu1 | smarty3 3.1.39-2ubuntu1 | Jan 16, 2026 |
| smarty4 · Debian 12.15 (bookworm) | 4.1.1-1 | DEBIAN-CVE-2021-29454 | Jan 10, 2022 |
| smarty4 · Debian 13.5 (trixie) | 4.1.1-1 | DEBIAN-CVE-2021-29454 | Jan 10, 2022 |
| smarty4 · Debian 14 | 4.1.1-1 | DEBIAN-CVE-2021-29454 | Jan 10, 2022 |
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