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Medium

Magento LTS: Reflected XSS - Import -> Data Flow (profiles)

  • Disclosed: 06.05.2026
  • Updated: 11.10.2026 10:22

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

  • 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

Affected software

Click a technology to see all vulnerabilities affecting it.

PlatformPackageVulnerable versionsFixed in
Composer package openmage/magento-lts < 20.18.0 20.18.0

References

CVSS score -
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Weakness (CWE)
CWE-87
Platform
Composer
Package
openmage/magento-lts
Disclosed
06.05.2026
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-x8jv-q8j2-487c - CC BY 4.0

Vulnerability history: openmage/magento-lts

All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.

All (26) in the archive
Total entries
26
First → latest
08.2020 05.2026
Without a fix
0
Exploited in attacks
0

Severity breakdown

  • Critical 3
  • High 12
  • Medium 10
  • Low 1

Disclosures per year

Severity:
  1. Magento LTS: Reflected XSS - Import -> Data Flow (profiles) this entry
    Medium CVE-2026-42458 < 20.18.0 20.18.0
  2. Magento LTS has Weak API Session ID — Predictable MD5 of Time-Derived Inputs
    Critical CVE-2026-42155 < 20.18.0 20.18.0
  3. OpenMage LTS: Customer File Upload Extension Blocklist Bypass → Remote Code Execution
    High · 8.8 CVE-2026-40488 < 20.17.0 20.17.0
  4. OpenMage LTS: Phar Deserialization leads to Remote Code Execution
    High · 8.1 CVE-2026-25524 < 20.17.0 20.17.0
  5. Magento LTS vulnerable to Stored XSS via TinyMCE WYSIWYG Editor
    High · 7.5 ghsa-9j5w-2cqc-cwj9 < 20.2.0 20.2.0
  6. Magento LTS's guest order "protect code" can be brute-forced too easily
    High · 7.5 CVE-2023-41879 < 19.5.1, >= 20.0.0, < 20.1.1 19.5.1, 20.1.1
  7. DataFlow upload remote code execution vulnerability
    High · 7.2 CVE-2021-41231 < 19.4.22, >= 20.0.0, < 20.0.19 19.4.22, 20.0.19
  8. Fix for authenticated remote code execution through layout update
    High · 8.8 CVE-2021-41144 < 19.4.22, >= 20.0.0, < 20.0.19 19.4.22, 20.0.19
  9. Fix for arbitrary file deletion in customer media allows for remote code execution
    High · 7.2 CVE-2021-41143 < 19.4.22, >= 20.0.0, < 20.0.19 19.4.22, 20.0.19
  10. Fix for arbitrary command execution in custom layout update through blocks
    High · 7.2 CVE-2021-39217 < 19.4.22, >= 20.0.0, < 20.0.19 19.4.22, 20.0.19
  11. Layout XML Arbitrary Code Fix
    High CVE-2021-32758 < 19.4.15, >= 20.0.0, < 20.0.13 19.4.15, 20.0.13
  12. Data Flow Sanitation Issue Fix
    High CVE-2021-32759 < 19.4.15, >= 20.0.0, < 20.0.13 19.4.15, 20.0.13
  13. Backport for CVE-2021-21024 Blind SQLi from Magento 2
    Critical · 9.1 CVE-2021-21427 < 19.4.13, >= 20.0.0, < 20.0.9 19.4.13, 20.0.9
  14. Fixes a bug in Zend Framework's Stream HTTP Wrapper
    Critical · 9.8 CVE-2021-21426 < 19.4.13, >= 20.0.0, < 20.0.9 19.4.13, 20.0.9
  15. RCE via PHP Object injection via SOAP Requests
    High · 8.0 CVE-2020-15244 < 19.4.8, >= 20.0.0, < 20.0.4 19.4.8, 20.0.4
  16. Observable Timing Discrepancy in OpenMage LTS
    High · 8.0 CVE-2020-15151 < 19.4.6, >= 20.0.0, < 20.0.2 19.4.6, 20.0.2

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