CVE-2026-66316EPSS p10.4%
CVE-2026-66316CVE-2026-66316
microsoft / edge_chromium
Description
Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.
Scoring
| CVSS | 5.4 () |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N |
| EPSS | 0.21% probability of exploitation · percentile 10.4% · 2026-10-05T12:00:23Z |
| Last modified | 2026-08-06 |