An issue was discovered in MediaWiki before 1.31.12 and 1.32.x through 1.35.x before 1.35.2. Parsoid comment fostering allowed for inserting mostly arbitrary <meta> tags.
An issue was discovered in MediaWiki before 1.31.12 and 1.32.x through 1.35.x before 1.35.2. Parsoid comment fostering allowed for inserting mostly arbitrary <meta> tags.
https://phabricator.wikimedia.org/T279451