CVE-2026-42458

MEDIUM

Magento LTS: Reflected XSS - Import -> Data Flow (profiles)

Title source: cna
STIX 2.1

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.

References (1)

Core 1
Core References

Scores

CVSS v4 5.3
EPSS 0.0026
EPSS Percentile 17.1%
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/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

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-87
Status published
Products (2)
openmage/magento-lts 0 - 20.18.0Packagist
OpenMage/magento-lts < 20.18.0
Published May 15, 2026
Tracked Since May 15, 2026