CVE-2026-58616

Name of the Vulnerable Software and Affected Versions Microsoft Edge (affected versions not specified)

Description A race condition exists in Copilot Chat, where concurrent execution using a shared resource with improper synchronization allows an authorized attacker to disclose information over a network. A race condition is a situation where the behavior of software depends on the relative timing of events, such as the order in which threads are scheduled to execute.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.