CVE intelligence

CVE-2026-87440

Vulnerability intelligence

Published Sep 9, 2026Sources checked Sep 27, 2026

8.8HIGHCVSS out of 10

What this means

Review the available evidence

CVE-2026-87440 and is rated High severity with a CVSS score of 8.8. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.

CISA KEVNot listedBased on the latest collected catalog

EPSS0.4%Estimated 30-day exploitation probability

Ransomware useNot markedCISA KEV ransomware field

Threat actors0Source-linked actor relationships

Overview

What is CVE-2026-87440?

Out of bounds read in Media in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)