CVE-2017-20190: Improper Handling of Unicode Encoding

Some Microsoft technologies as used in Windows 8 through 11 allow a temporary client-side performance degradation during processing of multiple Unicode combining characters, aka a "Zalgo text" attack. NOTE: third parties dispute whether the computational cost of interpreting Unicode data should b...

CVE-2017-20190

CVE-2017-20190 pertains to Microsoft Windows (Windows 8 through Windows 11) where processing multiple Unicode combining characters can cause temporary client-side performance degradation, a Zalgo text scenario. The core issue is described as a performance degradation during Unicode data processin...