CVE-2026-128051
OpenMage magento-lts before 20.18.2 Stored XSS via Product Name in MSRP Popup
CVSS Score
3.5
EPSS Score
0.0%
EPSS Percentile
0th
OpenMage magento-lts before 20.18.2 and 21.0.0-beta1 before 21.0.0-beta3 contains a stored cross-site scripting vulnerability because storefront MSRP/MAP popup and Qty Increments notice templates output product names without proper escaping. Attackers with admin product-edit rights can store a malicious product name that executes script when shoppers view product, category, or wishlist pages.
| CWE | CWE-79 |
| Vendor | openmage |
| Product | magento-lts |
| Published | Nov 13, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
Affected Versions
OpenMage / magento-lts
0 < 20.18.2
OpenMage / magento-lts
21.0.0-beta1 < 21.0.0-beta3
References
github.com: https://github.com/OpenMage/magento-lts/security/advisories/GHSA-hfqq-c3qm-38x8 github.com: https://github.com/OpenMage/magento-lts/commit/64ff7fce3db72cad83e41131bdf48c42ba2ad2f2 github.com: https://github.com/OpenMage/magento-lts/commit/2437b01af99279aa1c6ca5c19f919449b38a5a66 vulncheck.com: https://www.vulncheck.com/advisories/openmage-magento-lts-before-20.18.2-stored-xss-via-product-name-in-msrp-popup
Credits
v3rticalmoney colinmollenhour Hanmac