The font and layout and content changed from the standard wordpress style to a minimal page in the following format:
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HAVE I BEEN HACKED? ARE MY MEMBER LISTS AND NEW REGISTRANTS BEING ABUSED BY A HACKER? HOW CAN I RETURN TO THE STANDARD?
(I'm not talking about the theme the visitor sees - I'm talking about the style seen on the admin side of the website.)
I think I'm using 2.12 - I can't see which version I'm using because the admin section of my blog is, as noted above, not displaying properly.