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CVE-2026-58282

37
FAUCET Score

Improper access control in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.

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

Impacted Technologies

VendorProductVersion(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

8.1HIGH

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
HIGH
Availability Impact
LOW
Exploitability Score
2.2
Impact Score
5.3
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.32%
Probability of exploitation in next 30 days
EPSS Percentile
24.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0032 is in the 4th percentile among its peer group of 8,920 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 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-2026-58282Important

Microsoft Edge (Chromium-based) Spoofing Vulnerability

Jul 2, 2026

References

msrc.microsoft.com / update-guide/vulnerability/CVE-2026-58282
Vendor Advisory