CVE-2026-86496

JetBrains YouTrack versions prior to 2026.2.18769 have a vulnerability that allows unauthorized access to reporter email addresses due to inadequate access control in the Helpdesk feature. This exposure could lead to privacy breaches and targeted phishing attacks against affected users. Organizations using YouTrack, particularly those with Helpdesk functionalities, should prioritize patching this vulnerability to protect sensitive user information.