Poking new holes with Flash Crossdomain Policy File. This is an old article from 2006 which describes the crossdomain.xml hidden in a GIF exploit I referred to in an earlier post (scroll down to the appendix for an example). As far as I know the Flash Player’s crossdomain.xml parser has been tightened up since.
Recent articles
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- How StrongDM's AI team build serious software without even looking at the code - 7th February 2026
- Running Pydantic's Monty Rust sandboxed Python subset in WebAssembly - 6th February 2026