CVE-2026-25523

Magento's X-Original-Url header can expose admin url

MEDIUM
5.3
CVSS Score
Published: February 4, 2026 at 09:21 PM UTC
Updated: June 17, 2026 at 10:24 AM UTC
1 product affected across 1 vendorMagento

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

Magento-lts is a long-term support alternative to Magento Community Edition (CE). Prior to version 20.16.1, the admin url can be discovered without prior knowledge of it's location by exploiting the X-Original-Url header on some configurations. This issue has been patched in version 20.16.1.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 20.16.0v < 20.16.1
Affected range stops below 20.16.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

x_refsource_MISCPermissions Required
Source: cverecord
https://hackerone.com/bugs?subject=openmage&report_id=3416312

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMGitHub_M
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-200

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