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CVE-2026-65804

Microsoft Edge (Chromium-based) Spoofing Vulnerability

MEDIUM
6.1
CVSS Score
Published: August 3, 2026 at 10:57 PM UTC
Updated: October 28, 2026 at 08:07 PM UTC
1 product affected across 1 vendorEdge Chromium

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

Improper control of generation of code ('code injection') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Edge Chromium· Microsoft
95%
v < 151.0.4129.591.0.0.0
Affected range stops below 151.0.4129.59, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor AdvisoryPatch
Source: cverecord
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65804

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.1MEDIUMmicrosoft
Vector?

Quick Info

StatusANALYZED
CWE
CWE-94

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