CVE-2026-66321
Medium
Elevated severity or exploit probability.
CVSS base
7.4
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
EPSS — probability of exploitation (30 days)
1.1%
63.3th percentile
CISA KEV
Not listed
Weakness / dates
CWE-843
Published 2026-08-04 · modified 2026-08-06
Description
Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.