What’s Vulnerable › Vulnerabilities

CVE-2021-26916

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-02-08 · updated 2026-06-17
• Weakness: CWE-79

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.

Affected products

• nopSolutions nopCommerce: 4.30

References

• https://github.com/nopSolutions/nopCommerce/issues/5322
• https://github.com/nopSolutions/nopCommerce/issues/5322

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