What’s Vulnerable › Vulnerabilities

CVE-2021-38642: Microsoft Edge for iOS Spoofing Vulnerability

• Severity: medium (CVSS 4.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-09-02 · updated 2026-08-10

Description

Microsoft Edge for iOS Spoofing Vulnerability

Affected products

• Microsoft Edge: before 93.0.961.38 — fixed in 93.0.961.38
• Microsoft Edge (Chromium): from 1.0.0.0 before 93.0.961.38 — fixed in 93.0.961.38

How to fix

Upgrade to a fixed version: Microsoft Edge 93.0.961.38; Microsoft Edge (Chromium) 93.0.961.38. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-38642
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38642

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