X-Original-Url Header Exposure in Magento-lts by OpenMage
CVE-2026-25523

5.3MEDIUM

Key Information:

Vendor

Openmage

Status
Magento-lts
Vendor
CVE Published:
4 February 2026

What is CVE-2026-25523?

Magento-lts, a long-term support version of Magento Community Edition, has a vulnerability that allows unauthorized users to discover the admin URL. This issue arises due to the misconfiguration of the X-Original-Url header on certain setups, exposing sensitive administrative paths without prior access knowledge. The vulnerability has been addressed in version 20.16.1, ensuring that admin URL locations are secured from external discovery.

Affected Version(s)

magento-lts < 20.16.1

References

https://github.com/OpenMage/magento-lts/security/advisori...
x_refsource_CONFIRM
https://hackerone.com/bugs?subject=openmage&report_id=341...
x_refsource_MISC

CVSS V3.1

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

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.