https://bz.apache.org/SpamAssassin/show_bug.cgi?id=7877
Bug ID: 7877
Summary: Regex rawbody __WORD_INVIS and __FONT_INVIS issues
Product: Spamassassin
Version: unspecified
Hardware: PC
OS: Windows NT
Status: NEW
Severity: major
Priority: P2
Component: spamassassin
Assignee: [email protected]
Reporter: [email protected]
Target Milestone: Undefined
Hi,
We have identified an issue with __WORD_INVIS and __FONT_INVIS regex on color:
transparent.
Due to this current regex, it also matches 'background-color:transparent', we
are getting high spam score due to this 6 if both tags.
rawbody __WORD_INVIS
/<(?!style)[a-z]+\s[^>]{1,80}(?:font(?:-size)?\s*:\s*(?:0*[01](?:\.\d+)?(?:px|pt|Q|vw|vh|vmin)|0+(?:\.\d+)?(?:cm|mm|in|pc|em|ex|ch|rem|lh|vmax))\s*[;'a-z]|color\s*:\s*transparent\s*[;'])[^>]{0,80}>\w{1,20}</i
rawbody __FONT_INVIS
/<(?!style)[a-z]+\s[^>]{1,80}(?:font(?:-size)?\s*:\s*(?:0*[01](?:\.\d+)?(?:px|pt|Q|vw|vh|vmin)|0+(?:\.\d+)?(?:cm|mm|pc|ch|rem|lh|vmax|%)|0+(?:\.0\d*)(?:em|ex|in))(?:\s[a-z]|\s*[;'])|color\s*:\s*transparent\s*[;'])[^>]{0,80}>\w/i
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