CVE-2026-25523
published 2026-02-04CVE-2026-25523: 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…
PriorityP428medium5.3CVSS 3.1
AVNACLPRNUINSUCLINAN
EPSS
0.29%
20.5th percentile
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
3 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| openmage | magento | <= 20.16.0 | — |
| openmage | magento-lts | < 20.16.1 | 20.16.1 |
| openmage | magento-lts | >= 0 < 20.16.1 | 20.16.1 |
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OSV
Magento's X-Original-Url header can expose admin url
osv·2026-02-02
CVE-2026-25523 [MEDIUM] Magento's X-Original-Url header can expose admin url
Magento's X-Original-Url header can expose admin url
### Impact
The admin url can be discovered without prior knowledge of it's location by exploiting the X-Original-Url header on some configurations.
### Patches
The bug comes from the Zend library and is patche by unsetting the header in the bootstrap process.
### Workarounds
Unset the `X-Original-Url` header in the web server configuration.
### References
The activation of these headers is coming from the Zend_Controller module. It appears this has been known to some degree since 2016 -
https://peterocallaghan.co.uk/2016/12/magento-poisoning-cache/ (dead link now..)
### Credit
Anees Hyder ( @anees0xdev ) via HackerOne
https://hackerone.com/anees0x_dev/hacktivity
GHSA
Magento's X-Original-Url header can expose admin url
ghsa·2026-02-02
CVE-2026-25523 [MEDIUM] CWE-200 Magento's X-Original-Url header can expose admin url
Magento's X-Original-Url header can expose admin url
### Impact
The admin url can be discovered without prior knowledge of it's location by exploiting the X-Original-Url header on some configurations.
### Patches
The bug comes from the Zend library and is patche by unsetting the header in the bootstrap process.
### Workarounds
Unset the `X-Original-Url` header in the web server configuration.
### References
The activation of these headers is coming from the Zend_Controller module. It appears this has been known to some degree since 2016 -
https://peterocallaghan.co.uk/2016/12/magento-poisoning-cache/ (dead link now..)
### Credit
Anees Hyder ( @anees0xdev ) via HackerOne
https://hackerone.com/anees0x_dev/hacktivity
No detection rules found.
No public exploits indexed.
2026-02-04
Published