4.4Medium

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

Microsoft Microsoft Edge (Chromium-based); Microsoft Microsoft Edge for Android; Microsoft Microsoft Edge for iOS; Microsoft Microsoft Edge for Linux Published: (2 months ago)

Description

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.

Weakness (CWE): CWE-362

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

VendorProductVersions
microsoft edge 1.0.0.0 – < 152.0.4191.52
microsoft edge chromium 1.0.0.0 – < 152.0.4191.53
Microsoft Microsoft Edge (Chromium-based) 1.0.0.0 – < 152.0.4191.53
Microsoft Microsoft Edge for Android 1.0.0.0 – < 152.0.4191.52
Microsoft Microsoft Edge for iOS 1.0.0.0 – < 152.0.4191.52
Microsoft Microsoft Edge for Linux 1.0.0 – < 152.0.4191.52
Microsoft Microsoft Edge for MAC 1.0.0.0 – < 152.0.4191.52
Microsoft Microsoft Edge for Windows 1.0.0.0 – < 152.0.4191.52

References and patches

CPE matches (NVD) (1)

  • cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:-:*:*:* < 152.0.4191.53