CVE-2026-117605
nopCommerce before 5.00.0 Missing Authorization via Admin ProductController Add Popup Handlers
CVE-2026-117605 is a medium vulnerability (CVSS 5.3) in Nopsolutions Nopcommerce, published October 28, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.26%, the 17th percentile. No source names a fixed version.
- Severity
- 5.3 MediumCVSS 4.0, CVE List
- Exploit chance
- 0.26%EPSS, 17th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
Affected products
What each source reports
CVE List Score used 5.3
nopCommerce before 5.00.0 Missing Authorization via Admin ProductController Add Popup Handlers
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.
- Record
CVE-2026-117605- CVSS 4.0
- 5.3 Medium
CVSS: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
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-639
- Updated
- 2026-11-02
EUVDEUVD-2026-111571 5.3
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.
- Record
EUVD-2026-111571- CVSS 4.0
- 5.3 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-62cg-2vpq-h2g2 5.3
nopCommerce before 5.00.0 contains a missing authorization vulnerability in the admin...
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.
- Record
GHSA-62cg-2vpq-h2g2- CVSS 4.0
- 5.3 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-639
- Updated
- 2026-11-02
NVD 5.3
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.
- Record
CVE-2026-117605- CVSS 4.0
- 5.3 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-639
- Updated
- 2026-11-02
OSV 5.3
nopCommerce before 5.00.0 Missing Authorization via Admin ProductController Add Popup Handlers
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.
- Record
CVE-2026-117605- CVSS 4.0
- 5.3 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N - Weakness
- CWE-639
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
github.com/nopSolutions/nopCommerce/issues/8417
github.com/nopSolutions/nopCommerce/commit/fbdbe18d43b42b7e269f7118cfc9533349ed2dc0
github.com/nopSolutions/nopCommerce/blob/918444773367deb734b93d3ad80e17325d6c147a/src/Presentation/Nop.Web/Areas/Admin/Controllers/ProductController.cs
github.com/nopSolutions/nopCommerce/releases/tag/release-5.00.0
github.com/nopSolutions/nopCommerce
vulncheck.com/advisories/nopcommerce-before-5.00.0-missing-authorization-via-admin-productcontroller-add-popup-handlers
nvd.nist.gov/vuln/detail/CVE-2026-117605
github.com/advisories/GHSA-62cg-2vpq-h2g2
github.com/CVEProject/cvelistV5/tree/main/cves/2026/117xxx/CVE-2026-117605.json