{"id":"CVE-2021-26916","details":"In nopCommerce 4.30, a Reflected XSS issue in the Discount Coupon component allows remote attackers to inject arbitrary web script or HTML through the Filters/CheckDiscountCouponAttribute.cs discountcode parameter.","modified":"2026-07-09T00:13:12.992786Z","published":"2021-02-08T22:15:12.873Z","references":[{"type":"EVIDENCE","url":"https://github.com/nopSolutions/nopCommerce/issues/5322"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/nopsolutions/nopcommerce","events":[{"introduced":"5b969487ec8b459e9b2fce4e44a27de517f0002a"},{"last_affected":"5b969487ec8b459e9b2fce4e44a27de517f0002a"}],"database_specific":{"source":"CPE_STRING","cpe":"cpe:2.3:a:nopcommerce:nopcommerce:4.30:-:*:*:*:*:*:*","extracted_events":[{"introduced":"4.30-NA"},{"last_affected":"4.30-NA"}]}}],"versions":["4.30-NA","release-4.30-release-candicate"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-26916.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}]}