v1.0 is limited to OOXML files (XLSM, DOCM, etc) and vbaProject.bin. Extend support for xls, doc, etc file formats. Reference: [MS-CFB](https://learn.microsoft.com/en-us/openspecs/windows_protocols/ms-cfb/53989ce4-7b05-4f8d-829b-d08d6148375b)
v1.0 is limited to OOXML files (XLSM, DOCM, etc) and vbaProject.bin.
Extend support for xls, doc, etc file formats.
Reference: MS-CFB