CVE-2026-3909 — Google Skia: Google Skia Out-of-Bounds Write Vulnerability

CVE-2026-3909 — Google Skia: Google Skia Out-of-Bounds Write Vulnerability

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CVE-2026-3909 — Google Skia contains an out-of-bounds write vulnerability that could allow a remote attacker to perform out of bounds memory access via a crafted HTML page. This vulnerability affects Google Chrome and ChromeOS, Android, Flutter, and possibly other products.

What This Means For You

  • CISA has confirmed active exploitation — immediate patching required.
  • Added to CISA KEV catalog — federal agencies must remediate by 2026-03-27.

Indicators of Compromise

IDTypeIndicator
CVE-2026-3909 Buffer Overflow Google Skia, out-of-bounds write vulnerability, remote attacker, crafted HTML page, affects Google Chrome, ChromeOS, Android, Flutter
CVE-2026-3909 Memory Corruption Google Skia, out-of-bounds memory access, crafted HTML page
CVE-2026-3909 Misconfiguration Google Skia, Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable
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Source & Attribution
Source PlatformCISA
ChannelCISA KEV
PublishedMarch 13, 2026 at 14:00 UTC

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