What is CVE-2026-3909?

CVE-2026-3909 is a security advisory published by Microsoft Security Response Center (MSRC). Chromium: CVE-2026-3909 Out of bounds write in Skia

Which CVE IDs does CVE-2026-3909 cover?

CVE-2026-3909 covers the following CVE IDs: CVE-2026-3909. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

Which products are affected by CVE-2026-3909?

CVE-2026-3909 affects 1 product, including: Microsoft Edge (Chromium-based).

CVE-2026-3909

Chromium: CVE-2026-3909 Out of bounds write in Skia

Vendor

Microsoft Security Response Center (MSRC)

Published

May 31, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-3909 →

📋 Description

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information. Google is aware that an exploit for CVE-2026-3909 exists in the wild.

🎯 Affected products1

Microsoft Edge (Chromium-based)

✅ Remediation

KBRelease Notes (Security Update) — fixed build 146.0.3856.62

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-3909
referencehttps://docs.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security