title: Spam blacklist ineffective on encoded URLs inside file inclusion syntax's link parameter
description: Mediawiki before 1.28.1 / 1.27.2 / 1.23.16 contains a flaw were Spam blacklist is ineffective on encoded URLs inside file inclusion syntax's link parameter.
problem types: blacklist ineffective on certain URLs
affected:
{
product: mediawiki
vendor: mediawiki
versions:
status: affected, version: n/a
}