StyleSmuggler - Magento / Adobe Commerce Vulnerability

StyleSmuggler is a zero-day Magento / Adobe Commerce remote code execution (RCE) vulnerability reported by Sansec on September 05, 2026. See https://sansec.io/research/stylesmuggler for more information.

On September 07, 2026 Adobe released a patch APSB26-146. The CVS base score for this CVE-2026-75650 vulnerability is 10. Patch as soon as possible. More information is available in Adobe Security Bulletin and Adobe Commerce Knowledge Base

How To Fix StyleSmuggler Magento Vulnerability

If you are a developer, check the information in these resources: Adobe Commerce Knowledge Base

On September 07, 2026 Adobe released a security patch APSB26-146, therefore, the community patches are no longer needed, but still provide some additional information:
Composer patch by Graycore: https://github.com/graycoreio/magento2-style-smuggler-patch
Explanation and mitigation by Disrex: https://github.com/disrex-group/stylesmuggler-mitigation

If you are a Magento store owner or merchant who needs help fixing the StyleSmuggler Magento RCE vulnerability, feel free to contact me using the form below & I will get back to you as soon as possible.