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Description

Magento Long Term Support (LTS) is an unofficial, community-driven project provides an alternative to the Magento Community Edition e-commerce platform with a high level of backward compatibility. Prior to 20.18.0, there is a reflected XSS vulnerability under admin panel -> System -> Import/Export -> Dataflow - Profiles. This vulnerability is fixed in 20.18.0.

PUBLISHED Reserved 2026-04-27 | Published 2026-05-15 | Updated 2026-05-15 | Assigner GitHub_M




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

Problem types

CWE-87: Improper Neutralization of Alternate XSS Syntax

Product status

< 20.18.0
affected

References

github.com/...to-lts/security/advisories/GHSA-x8jv-q8j2-487c exploit

github.com/...to-lts/security/advisories/GHSA-x8jv-q8j2-487c

cve.org (CVE-2026-42458)

nvd.nist.gov (CVE-2026-42458)

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