GitHub Copilot for Jetbrains Information Disclosure Vulnerability
Publicly Disclosed:No;Exploited:No;Latest Software Release:N/A CVE-2026-83953 · score 5.5/10
What could go wrong?
Private information could leak to someone who should not see it.
How urgent is it?
Check Microsoft’s page for details.
Who is affected?
GitHub Copilot Plugin for JetBrains IDEs
What should I do?
Install this month’s updates via Windows Update, Intune or your update tool, then restart.
Known problems
Microsoft lists known issues per update: KB1163583. Official page.