In nopCommerce 4.30, a Reflected XSS issue in the Discount Coupon component allows remote…
Priority LOW 29CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
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.
Why it matters now
EPSS 0.01114 66th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:nopcommerce:nopcommerce:4.30:-:*:*:*:*:*:* | 4.30 | Vulnerable | nopCommerce |
- cpe:2.3:a:nopcommerce:nopcommerce:4.30:-:*:*:*:*:*:* Versions 4.30 Vulnerable ·nopCommerce
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-26916
- 2026-10-03 Alias added: GHSA-58fg-773m-4wg4
References
More Nopcommerce vulnerabilities
- TI-2022-14551 An access control issue in nopcommerce v4.50.2 allows attackers to arbitrarily modify any… CVSS 3.1HIGH 7.5
- TI-2025-10724 Insufficient session expiration in nopSolutions nopCommerce CVSS 3.1HIGH 7.1
- TI-2024-26121 Nopcommerce 4.70.1 is vulnerable to Cross Site Scripting (XSS) via the combined… CVSS 3.1MEDIUM 6.1
- TI-2022-10184 Multiple open redirect vulnerabilities in NopCommerce 4.10 through 4.50.1 allow remote… CVSS 3.1MEDIUM 6.1
- TI-2019-14181 RoxyFileman, as shipped with nopCommerce v4.2.0, is vulnerable to ../ path traversal via… CVSS 3.1CRITICAL 9.1
- TI-2019-14182 nopCommerce v4.2.0 allows privilege escalation via file upload in… CVSS 3.1HIGH 8.8
Sources
- CVE-2021-26916 · CVE Program
- CVE-2021-26916 · NVD
- FIRST EPSS
- GHSA-58fg-773m-4wg4 · GitHub Advisory Database · CC BY 4.0
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