What’s Vulnerable › Vulnerabilities

CVE-2025-21253: Microsoft Edge for IOS and Android Spoofing Vulnerability

• Severity: medium (CVSS 5.3 v3.1)
• 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: 2025-02-06 · updated 2026-06-17
• Weakness: CWE-451

Description

Microsoft Edge for IOS and Android Spoofing Vulnerability

Affected products

• Microsoft Edge: all versions
• Microsoft Edge: from 1.0.0 before 133.0.3065.51 — fixed in 133.0.3065.51

How to fix

Upgrade to a fixed version: Microsoft Edge 133.0.3065.51. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21253

Get alerted when CVE-2025-21253 or the next vulnerability affects your stack