CVE-2026-4440
Published: March 20, 2026· Updated: Mar 20, 2026
Official Description
Out of bounds read and write in WebGL in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Critical)
Technical Analysis
CVE-2026-4440 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-4440 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts