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Critical · 9.0 Public exploit CVE-2026-58289 EUVD-2026-41586GHSA-39f3-ggrp-rph3

Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

Published Jul 3, 2026 · Updated Nov 10, 2026 · Assigned by microsoft

Description

Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

Affected products

VendorProductAffectedFixed
Microsoft Microsoft Edge (Chromium-based) 1.0.0.0 – < 150.0.4078.48 150.0.4078.48

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

Exploit-DB 1

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Advisories 2

References