CVE-2026-3909

HIGH
2026-03-13 [email protected]
8.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

5
Added to CISA KEV
Mar 25, 2026 - 14:05 cisa
CISA KEV
PoC Detected
Mar 25, 2026 - 14:05 vuln.today
Public exploit code
Patch Released
Mar 25, 2026 - 14:05 nvd
Patch available
Analysis Generated
Mar 13, 2026 - 20:00 vuln.today
CVE Published
Mar 13, 2026 - 19:55 nvd
HIGH 8.8

Tags

Buffer Overflow Memory Corruption Google Chrome

Description

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)

Analysis

Google Chrome's Skia graphics library contains an out-of-bounds write (CVE-2026-3909, CVSS 8.8) enabling remote attackers to perform memory corruption through crafted HTML pages. KEV-listed with public PoC and patches available, this vulnerability in the core graphics rendering engine affects all Chromium-based browsers.

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Remediation

Within 24 hours: Issue mandatory Chrome update notification to all users and block access to Chrome versions prior to 146.0.7680.75 at the network level if possible. Within 7 days: Verify 100% patching completion through endpoint management tools and conduct spot-check audits on critical user populations. …

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Priority Score

119
Low Medium High Critical
KEV: +50
EPSS: +0.1
CVSS: +44
POC: +20

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CVE-2026-3909 vulnerability details – vuln.today
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