Known vulnerabilities in Microsoft Edge for Windows

Is your version affected?

CVE	Summary	Score	Published
CVE-2026-70341	Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network	8.5 High	Sep 11, 2026
CVE-2026-72984	Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an…	8.8 High	Aug 28, 2026
CVE-2026-66798	Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network	4.3 Medium	Aug 28, 2026
CVE-2026-66324	External control of file name or path in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform…	6.5 Medium	Aug 28, 2026
CVE-2026-66323	Improper neutralization of parameter/argument delimiters in Microsoft Edge (Chromium-based) allows an unauthorized…	5.4 Medium	Aug 28, 2026
CVE-2026-62904	Incorrect authorization in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information…	5.4 Medium	Aug 28, 2026
CVE-2026-58616	Concurrent execution using shared resource with improper synchronization ('race condition') in Copilot Chat (Microsoft…	4.4 Medium	Aug 28, 2026