{"id":"CVE-2021-26916","aliases":["EUVD-2021-13700","GHSA-58fg-773m-4wg4"],"status":"published","title":"In nopCommerce 4.30, a Reflected XSS issue in the Discount Coupon component allows remote...","description":"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.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01114,"percentile":0.66451,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-02-08T21:22:32Z","modified":"2026-10-20T10:54:34Z","products":[{"vendor":"nopcommerce","product":"nopcommerce"}],"references":[{"url":"https://github.com/nopSolutions/nopCommerce/issues/5322","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-26916"},{"url":"https://github.com/advisories/GHSA-58fg-773m-4wg4"}],"sources":{"cve":[{"id":"CVE-2021-26916","description":"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.","status":"published","published":"2021-02-08T21:22:32Z","modified":"2024-08-03T20:33:41.254Z","updated_at":"2026-11-02T14:32:57.033395Z"}],"euvd":[{"id":"EUVD-2021-13700","description":"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.","status":"published","published":"2021-02-08T21:22:32Z","modified":"2024-08-03T20:33:41Z","updated_at":"2026-11-03T03:24:50.84326Z"}],"ghsa":[{"id":"GHSA-58fg-773m-4wg4","title":"In nopCommerce 4.30, a Reflected XSS issue in the Discount Coupon component allows remote...","description":"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.","status":"published","published":"2022-05-24T17:41:22Z","modified":"2023-01-29T05:06:24Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:01.014857Z"}],"nvd":[{"id":"CVE-2021-26916","description":"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.","status":"published","published":"2021-02-08T22:15:12.873Z","modified":"2026-06-17T03:43:59.903Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:49.660551Z"}],"osv":[{"id":"CVE-2021-26916","description":"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.","status":"published","published":"2021-02-08T22:15:12.873Z","modified":"2026-10-20T10:54:34.701170264Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:18.778776Z"}]}}