{"cve":"CVE-2022-21686","nvd":{"published":"2022-01-26T20:15:07.843","modified":"2026-06-17T04:26:45.730","status":"Modified","description":"PrestaShop is an Open Source e-commerce platform. Starting with version 1.7.0.0 and ending with version 1.7.8.3, an attacker is able to inject twig code inside the back office when using the legacy layout. The problem is fixed in version 1.7.8.3. There are no known workarounds.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-94"],"references":["https://github.com/PrestaShop/PrestaShop/commit/d02b469ec365822e6a9f017e57f588966248bf21","https://github.com/PrestaShop/PrestaShop/releases/tag/1.7.8.3","https://github.com/PrestaShop/PrestaShop/security/advisories/GHSA-mrq4-7ch7-2465","https://github.com/PrestaShop/PrestaShop/commit/d02b469ec365822e6a9f017e57f588966248bf21","https://github.com/PrestaShop/PrestaShop/releases/tag/1.7.8.3"],"products":["prestashop:prestashop"],"source":"nvd","synced_at":"2026-10-19T21:27:20.926095847+00:00"},"epss":{"cve":"CVE-2022-21686","score":0.01786,"percentile":0.78323,"date":"2026-10-31"},"kev":null,"osv":[],"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."]}