Medium severity · published Feb 4, 2026
CVE-2026-25523
Magento's X-Original-Url header can expose admin url
5.3
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
magento-lts · OpenMage
< 20.16.1 · source: vendor
MA
Magento · Openmage
through 20.16.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-25523
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-25523
Vendor Advisory
https://github.com/OpenMage/magento-lts/security/advisories/GHSA-jg68-vhv3-9r8f
Permissions Required
https://hackerone.com/bugs?subject=openmage&report_id=3416312
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