Yandex Protect Anti-phishing warning in Yandex Browser for desktop from version 15.12.0 to 16.2 could be used by remote attacker for brute-forcing passwords from important web-resource with special JavaScript.
XSS in Yandex Browser Translator in Yandex browser for desktop for versions from 15.12 to 16.2 could be used by remote attacker for evaluation arbitrary javascript code.
Security WiFi bypass in Yandex Browser from version 15.10 to 15.12 allows remote attacker to sniff traffic in open or WEP-protected wi-fi networks despite of special security mechanism is enabled.