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CVE-2025-21185: Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-01-17 · updated 2026-06-17
• Weakness: CWE-284

Description

Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability

Affected products

• Microsoft Edge (Chromium): before 132.0.2957.115 — fixed in 132.0.2957.115
• Microsoft Edge (Chromium): from 1.0.0.0 before 132.0.2957.115 — fixed in 132.0.2957.115

How to fix

Upgrade to a fixed version: Microsoft Edge (Chromium) 132.0.2957.115; Microsoft Edge (Chromium) 132.0.2957.115. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21185

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