CVE-2026-66322: edge chromium before 151.0.4129.59 (exclusive); +1 more affected products

CVE-2026-66322. CVSS 3.1 base score 5.4 (MEDIUM, NVD). EPSS 0.00226 (percentile 0.12604), scored 22-Oct-2026.

Affected technology

edge chromium · before 151.0.4129.59 (exclusive)
microsoft

Microsoft Edge (Chromium-based) · 1.0.0.0 to before 151.0.4129.59
Microsoft

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · User interaction required

Attack conditions (NVD, CVSS 3.1): Network (remote) · No privileges required · User interaction required

What an attacker can do

An unauthorized attacker can perform spoofing over a network. Vendor/CNA’s CVSS 3.1 assessment (base score 7.1/10) rates confidentiality impact as high; integrity impact as low; availability impact as none. NVD’s CVSS 3.1 assessment (base score 5.4/10) rates confidentiality and integrity impact as low; availability impact as none.

Published 24-Oct-2026 01:44 UTC

CWE: CWE-346
CCR priority: 21.7 /100 (P4)
CVSS 3.1: 5.4 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N · NVD
EPSS: 0.00226 · percentile 0.12604 · 2026-10-22
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-24 01:40:49.068977+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-66322.html