Denial-of-Service Vulnerability in LibSass Prior to 3.5.5

CVE-2018-19837 · MEDIUM Severity

AV:N/AC:M/AU:N/C:N/I:N/A:P

In LibSass prior to 3.5.5, Sass::Eval::operator()(Sass::Binary_Expression*) inside eval.cpp allows attackers to cause a denial-of-service resulting from stack consumption via a crafted sass file, because of certain incorrect parsing of '%' as a modulo operator in parser.cpp.

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