CVE-2026-58276

HighCVSS 7.5

Published: 03/07/2026(UTC)Translated: 04/07/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

Low risk

0.44%

35th percentile — higher than 35% of all known CVEs

Summary

A Use-After-Free vulnerability in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code remotely over a network.

Risk Assessment

An attacker can remotely execute arbitrary code in the browser context, potentially leading to system compromise, data theft, or lateral movement within the organization's network.

Recommendation

Immediately update Microsoft Edge to the latest version provided by the vendor, which includes a fix for this vulnerability.

Original NVD description (English source)

Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.