Monthly Archives: September 2026

If you run a Magento Open Source or Adobe Commerce store, stop what you're doing and read this. A critical zero-day vulnerability nicknamed StyleSmuggler is being actively exploited in the wild, and it affects essentially every current version of the platform — including fully patched ones. This is as serious as Magento security incidents get.

Here's the short version, and then we'll walk through what it is and exactly what you should do.