CVE-2026-3909
HIGH CISA KEVCVSS v3
8.8
HIGH
EPSS Score
—
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
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)
CISA Known Exploited Vulnerability
- Date Added
- 3/13/2026
- Patch Due Date
- 3/27/2026
- Required Action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Technical Details
- CVSS v3 Vector
- 3.1
- Published
- 3/13/2026
- Last Modified
- 3/25/2026
Frequently Asked Questions
What is CVE-2026-3909?
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 actively exploited?
Yes. CVE-2026-3909 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 3/27/2026.
What is the CVSS score for CVE-2026-3909?
CVE-2026-3909 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string 3.1.
Is CVE-2026-3909 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.