AUGUST 31, 2026
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Case File

CVE-2026-58616

MEDIUM · CVSS 4.4 EPSS 0.19%

Source: NVD + CISA KEV + EPSS · Published 2026-08-28 · Last synced 2026-08-31

CyberRota Analysis

AI-Generated

Microsoft Edge's Copilot Chat feature is vulnerable due to a race condition that permits concurrent execution with improper synchronization, potentially allowing an authorized attacker to disclose sensitive information over a network. Organizations utilizing Microsoft Edge, particularly those with sensitive data communications, should prioritize addressing this vulnerability to mitigate the risk of information leakage.

CVE
CVE-2026-58616
Severity
MEDIUM
CVSS
4.4
EPSS
0.19%
Microsoft

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-79285 MEDIUM CVE-2026-79253 MEDIUM CVE-2026-79247 HIGH CVE-2026-79243 MEDIUM CVE-2026-79194 HIGH CVE-2026-79177 MEDIUM