CVE-2026-117605

nopCommerce before 5.00.0 contains a missing authorization vulnerability in the admin ProductController RelatedProductAddPopup, CrossSellProductAddPopup and AssociatedProductAddPopup handlers that fail to verify parent product ownership. Authenticated vendors can submit another vendor's product id as model.ProductId to inject their products into the victim's related-products, cross-sell and grouped-product listings.

CVSS 4.0

5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

4.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CWE

CWE-639

Published

2026-10-28

Modified

2026-10-28

Record from

the NVD, synced 2026-10-28

References

• https://github.com/nopSolutions/nopCommerce
• https://github.com/nopSolutions/nopCommerce/blob/918444773367deb734b93d3ad80e17325d6c147a/src/Presentation/Nop.Web/Areas/Admin/Controllers/ProductController.cs#L1655-L1679
• https://github.com/nopSolutions/nopCommerce/commit/fbdbe18d43b42b7e269f7118cfc9533349ed2dc0
• https://github.com/nopSolutions/nopCommerce/issues/8417
• https://github.com/nopSolutions/nopCommerce/releases/tag/release-5.00.0

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