CVE-2026-45489

FAUCET Score

Microsoft Edge (Chromium-based) Spoofing Vulnerability

First published: Jul 3, 2026Last modified: Jul 12, 2026

Impacted Technologies

Vendor	Product	Version(s)	CPE
		< 150.0.4078.48CPE matchmatch criteria	cpe:2.3:a:microsoft:edge_chromium::::::::

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

Exploitability Score

2.8

Impact Score

3.6

CvssVersion

3.1

Exploit Intelligence

EPSS Score

0.47%

Probability of exploitation in next 30 days

EPSS Percentile

38.4%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0047 is in the 40th percentile among its peer group of 26,234 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

microsoftpatch availablevia msrc

Product: Microsoft Edge (Chromium-based)Fixed in: 150.0.4078.48

microsoftvendor investigatingvia nvd_reference

View patch

Vendor Advisories (1)

microsoft2026-Jul/CVE-2026-45489Moderate

Microsoft Edge (Chromium-based) Spoofing Vulnerability

Jul 2, 2026

References

msrc.microsoft.com / update-guide/vulnerability/CVE-2026-45489

Vendor Advisory