CVE-2025-29806: Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-03-23 · updated 2026-06-17
Weakness: CWE-843

Description

No cwe for this issue in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

Affected products

Microsoft Edge (Chromium): before 129.0.2792.52 — fixed in 129.0.2792.52
Microsoft Edge (Chromium): from 1.0.0.0 before 129.0.2792.52 — fixed in 129.0.2792.52

How to fix

Upgrade to a fixed version: Microsoft Edge (Chromium) 129.0.2792.52; Microsoft Edge (Chromium) 129.0.2792.52. Check the vendor advisory for mitigations.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-29806

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