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

Concurrent execution using shared resource with improper synchronization ('race condition') in Copilot Chat (Microsoft Edge) allows an authorized attacker to disclose informatio…

Published: 2026-08-28 · CVSS: 4.4 · CVSS 3.1

Concurrent execution using shared resource with improper synchronization ('race condition') in Copilot Chat (Microsoft Edge) allows an authorized attacker to disclose information over a network.

Original CVE JSON · STIX 2.1

Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7