{"id":"CVE-2021-41188","aliases":[],"url":"https://o3.security/vulnerability/CVE-2021-41188","summary":"Authenticated Stored XSS in shopware/shopware","details":"### Impact\nAuthenticated Stored XSS in Administration\n\n### Patches\nUse the Security Plugin:\nhttps://store.shopware.com/en/swag575294366635f/shopware-security-plugin.html\n\n### Workarounds\nIf you cannot use the security plugin, add the following config to your `.htaccess` file\n\n```\n<IfModule mod_headers.c>\n    <FilesMatch \"\\.(?i:svg)$\">\n        Header set Content-Security-Policy \"script-src 'none'\"\n    </FilesMatch>\n</IfModule>\n```\n\nIf you are using nginx as server config, you can add the following to your configuration:\n```\nserver {\n    # ...\n\n    location ~* ^.+\\.svg$ {\n        add_header Content-Security-Policy \"script-src 'none'\";\n    }\n}\n```\n\n### References\nhttps://docs.shopware.com/en/shopware-5-en/sicherheitsupdates/security-update-10-2021\n\n","published":"2021-10-27T18:53:18Z","modified":"2026-05-04T08:46:12.805530007Z","cvss":{"score":5.7,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"shopware/shopware","fixedVersion":"5.7.6"}],"fix":{"url":"https://github.com/shopware/shopware/commit/37213e91d525c95df262712cba80d1497e395a58","label":"shopware/shopware@37213e9"},"references":[{"type":"WEB","url":"https://github.com/shopware/shopware/security/advisories/GHSA-4p3x-8qw9-24w9"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-41188"},{"type":"WEB","url":"https://github.com/shopware/shopware/commit/37213e91d525c95df262712cba80d1497e395a58"},{"type":"WEB","url":"https://docs.shopware.com/en/shopware-5-en/sicherheitsupdates/security-update-10-2021"},{"type":"PACKAGE","url":"https://github.com/shopware/shopware"},{"type":"WEB","url":"https://github.com/shopware/shopware/releases/tag/v5.7.6"},{"type":"WEB","url":"https://store.shopware.com/en/swag575294366635f/shopware-security-plugin.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-05-04T08:46:12.805530007Z"}}