CVE-2026-66325: Microsoft Edge (Chromium-based) Spoofing Vulnerability

Published Jul 31, 2026
·
Updated

Microsoft Edge (Chromium-based) Spoofing Vulnerability

Other sources

Server-side request forgery (ssrf) in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.

Microsoft

Affected Software

3 affected componentsFixes available
Microsoft Edge (Chromium-based)<151.0.4129.59
151.0.4129.59
Microsoft Edge<151.0.4129.59
Microsoft Edge Chromium<151.0.4129.59

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 151.0.4129.59

Event History

Jul 31, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·02:00 PM
DescriptionAffected Software
Aug 3, 2026
CVE Published
via MITRE·10:57 PM
Data Sourced
via MITRE·10:57 PM
DescriptionSeverity
Aug 4, 2026
Data Sourced
via NVD·12:17 AM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-66325?

The severity of CVE-2026-66325 is rated as medium, with a score of 6.1.

2

What type of vulnerability is CVE-2026-66325?

CVE-2026-66325 is categorized as a spoofing vulnerability, specifically related to server-side request forgery (SSRF) in Microsoft Edge.

3

What software is affected by CVE-2026-66325?

CVE-2026-66325 affects Microsoft Edge, specifically the Chromium-based version.

4

How can organizations mitigate the risk of CVE-2026-66325?

Organizations can mitigate the risk of CVE-2026-66325 by ensuring they are using the latest version of Microsoft Edge and applying any available security patches.

5

What is the potential impact of CVE-2026-66325?

The potential impact of CVE-2026-66325 allows unauthorized attackers to perform spoofing over a network, which may compromise user information and affect system integrity.

Contact

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