{"cve":"CVE-2023-22621","nvd":{"published":"2023-04-19T16:15:07.213","modified":"2026-06-17T05:35:45.397","status":"Modified","description":"Strapi through 4.5.5 allows authenticated Server-Side Template Injection (SSTI) that can be exploited to execute arbitrary code on the server. A remote attacker with access to the Strapi admin panel can inject a crafted payload that executes code on the server into an email template that bypasses the validation checks that should prevent code execution.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","score":7.2},"cwes":["CWE-74"],"references":["https://github.com/strapi/strapi/releases","https://strapi.io/blog/security-disclosure-of-vulnerabilities-cve","https://www.ghostccamm.com/blog/multi_strapi_vulns/","https://github.com/strapi/strapi/releases","https://strapi.io/blog/security-disclosure-of-vulnerabilities-cve"],"products":["strapi:strapi"],"source":"nvd","synced_at":"2026-10-19T21:38:05.473481323+00:00"},"epss":{"cve":"CVE-2023-22621","score":0.706,"percentile":0.99392,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-2h87-4q2w-v4hf","url":"https://osv.dev/vulnerability/GHSA-2h87-4q2w-v4hf","summary":"Strapi plugins vulnerable to Server-Side Template Injection and Remote Code Execution in the Users-Permissions Plugin","modified":"2023-11-08T04:11:37.220714Z","packages":[{"ecosystem":"npm","name":"@strapi/plugin-users-permissions","purl":"pkg:npm/%40strapi/plugin-users-permissions","ranges":["<4.5.6"],"fixed":["4.5.6"]},{"ecosystem":"npm","name":"@strapi/plugin-email","purl":"pkg:npm/%40strapi/plugin-email","ranges":["<4.5.6"],"fixed":["4.5.6"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}