Vulnerability in Microsoft Edge (Chromium-based)
CVE-2026-45489
Microsoft Edge (Chromium-based) Spoofing Vulnerability
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
Affected products
- Microsoft Edge (Chromium-based) — versions 1.0.0.0
References
- secure@microsoft.com (vendor-advisory, patch)
Frequently asked questions
- What is CVE-2026-45489?
- CVE-2026-45489 is a medium-severity vulnerability in Microsoft Edge (Chromium-based). CVSS score: 6.5/10. Published 2026-07-03.
- How severe is CVE-2026-45489?
- Medium severity. CVSS v3 base score is 6.5 out of 10.