You should open a bug. SpamAssassin attempts to catch these via html_font_invisible() in HTML.pm (should hit rule HTML_FONT_LOW_CONTRAST). My guess is that it's failing to handle the short form of color values (FFF instead of FFFFFF). Looks like they should be converted like 123 -> 112233.
Report bugs here: https://issues.apache.org/SpamAssassin/ On 02/16, JP Kelly wrote: > I am getting a bunch of spam with white text on a white background. Any ideas > how to catch it? > Here is an example: > <body bgcolor="#FFFFFF" leftmargin="0" topmargin="0" marginwidth="0" > marginheight="0"> > <p style="color:#FFF; font-size:1px; width:600px;"> -- "Life is either a daring adventure or it is nothing at all." - Helen Keller http://www.ChaosReigns.com
