Reflected XSS Vulnerability in OpenMage Magento LTS E-commerce Platform
CVE-2026-42458

5.3MEDIUM

Key Information:

Vendor

Openmage

Status
Magento-lts
Vendor
CVE Published:
15 May 2026

What is CVE-2026-42458?

The OpenMage Magento Long Term Support (LTS) platform, designed to enhance the functionality of the Magento Community Edition, has been identified with a reflected XSS vulnerability located under the admin panel functionalities, specifically in the import/export dataflow profiles section. This vulnerability allows an attacker to inject malicious scripts through crafted URLs, which can be executed in the context of the administrator's session, posing substantial risks to data integrity and security. This issue has been addressed in version 20.18.0.

Affected Version(s)

magento-lts < 20.18.0

References

https://github.com/OpenMage/magento-lts/security/advisori...
x_refsource_CONFIRM

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.