CVE-2026-58616 Copilot Chat (Microsoft Edge) Information Disclosure Vulnerability

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CVE-2026-58616

CVE-2026-58616 is a race condition (improper synchronization of a shared resource) in Copilot Chat within Microsoft Edge , rated CVSS 4.4 (Medium) . An authorized attacker with low privileges can trigger a network-based information disclosure , requiring user interaction and exhibiting changed sc...