CVE-2026-3909 · CVSS 8.8 HIGH · EPSS 1% · KEV 2026-03-13 · patch available
Out of bounds write in Skia in Google Chrome prior to 146.0.7680.75 allowed a remote attacker to perform out of bounds memory access via a crafted HTML page. (Chromium security severity: High)
Is CVE-2026-3909 exploited?
Listed in the CISA KEV catalog on 2026-03-13.
Federal remediation due 2026-03-27.
Past that date by 187 days.
EPSS puts exploitation in the next 30 days at 1%.
Public exploit code: none found in monitored sources.
Which products and versions are affected?
Open Source · WebKitGTK · <2.54.0
Microsoft · Microsoft Edge (Chromium-based) · < 146.0.3856.62
Is there a patch?
Release Notes
WebKitGTK 2.54.0
What PlainSec published about CVE-2026-3909
PlainSec has not published a story about this CVE.