CVE-2026-66318EPSS p27.5%

CVE-2026-66318CVE-2026-66318

microsoft / edge_chromium

Description

Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network.

Scoring

CVSS 8.1 ()
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
EPSS0.36% probability of exploitation · percentile 27.5% · 2026-10-05T12:00:23Z
Last modified2026-08-06
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.