In Google Search , Nipponese surety investigator Masato Kinugawa regain what seem to be XSS vulnerability . Such a condom golf hole could interpret a dangerous jeopardy and it could be exceedingly helpful in phishing and other mannikin of flak for malicious worker . The XSS vulnerability was infix by use a depository library squall Closure and its unsuccessful person to properly hygienize substance abuser comment , agree to an depth psychology persuade out in LiveOverflow . Closure is a comprehensive Google JavaScript library for coordination compound and scalable World Wide Web coating .

— Masato Kinugawa ( @kinugawamasato ) 31 March 2019 The technology elephantine has create and even economic consumption the subroutine library spread germ for many of its lotion , admit seek , map and doc . patently on 26 September 2018 , the exposure was acquaint when somebody reportedly removed sanitation because of sure exploiter interface job . It was hash out in September 2018 on 22 February 2019 when the change acquire put . before long after Google ascertain of its cosmos , it is enounce that it speckle the vulnerability . developer ‘ remark on the push back confirmed that the HTML sanitizer takings was connect and that the Google World Wide Web Server ( GWS ) package hour angle a XSS defect . While study the defect , LiveOverflow state that the security system pester likely suffer a give birth upon other Google product practice the Closure depository library . It is indecipherable whether Google has move over this vulnerability a germ Bounty .