{"id":"CVE-2022-29221","aliases":["GHSA-634x-pc3q-cf4c"],"url":"https://o3.security/vulnerability/CVE-2022-29221","summary":"PHP Code Injection by malicious block or filename in Smarty","details":"### Impact\nTemplate authors could inject php code by choosing a malicous {block} name or {include} file name. Sites that cannot fully trust template authors should update asap.\n\n### Patches\nPlease upgrade to the most recent version of Smarty v3 or v4.\n\n### Workarounds\n_Is there a way for users to fix or remediate the vulnerability without upgrading?_\n\n### References\n_Are there any links users can visit to find out more?_\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open an issue in [the Smarty repo](https://github.com/smarty-php/smarty)\n","published":"2022-05-24T00:00:00Z","modified":"2026-08-12T03:51:30.251903534Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.04914,"percentile":0.91679,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":2,"affectedPackages":[{"ecosystem":"Packagist","name":"smarty/smarty","fixedVersion":"3.1.45"},{"ecosystem":"Packagist","name":"smarty/smarty","fixedVersion":"4.1.1"}],"fix":{"url":"https://github.com/smarty-php/smarty/commit/64ad6442ca1da31cefdab5c9874262b702cccddd","label":"smarty-php/smarty@64ad644"},"references":[{"type":"WEB","url":"https://github.com/smarty-php/smarty/releases/tag/v3.1.45"},{"type":"WEB","url":"https://github.com/smarty-php/smarty/releases/tag/v4.1.1"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/29xxx/CVE-2022-29221.json"},{"type":"ADVISORY","url":"https://github.com/smarty-php/smarty/security/advisories/GHSA-634x-pc3q-cf4c"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BRAJVDRGCIY5UZ2PQHKDTT7RMKG6WJQQ/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L777JIBIWJV34HS7LXPIDWASG7TT4LNI/"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-29221"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202209-09"},{"type":"ADVISORY","url":"https://www.debian.org/security/2022/dsa-5151"},{"type":"FIX","url":"https://github.com/smarty-php/smarty/commit/64ad6442ca1da31cefdab5c9874262b702cccddd"},{"type":"ARTICLE","url":"https://lists.debian.org/debian-lts-announce/2022/05/msg00044.html"},{"type":"WEB","url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/smarty/smarty/CVE-2022-29221.yaml"},{"type":"PACKAGE","url":"https://github.com/smarty-php/smarty"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BRAJVDRGCIY5UZ2PQHKDTT7RMKG6WJQQ"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L777JIBIWJV34HS7LXPIDWASG7TT4LNI"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:30.251903534Z"}}