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CVE-2026-11645

Google Chromium V8 Out-of-Bounds Read and Write Vulnerability

Google Chromium V8Applications & CMS
Open in ThreatlineRecord JSON
CVSS
8.8High
ExploitationExploited in the wildAdded to KEV 9 Jun 2026CISA KEV
Exploit odds (EPSS)2.44%Chance of exploitation activity in the next 30 days, higher than 84% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed in149.0.7827.103Fixed versionCVE List
Federal deadline23 Jun 2026Remediation due date for US federal agenciesCISA KEV
CISA required actionApply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. CISA KEV

What fixes it

A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.

Timeline

  1. 8 Jun 2026, 23:27 UTCPublishedCVE List
  2. 9 Jun 2026Added to CISA KEVCISA KEV

Description

Google Chromium V8 out-of-bounds read and write vulnerability that could allow a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Text from CVE List

Affected versions 1

  • Chromeaffected: 149.0.7827.103 before 149.0.7827.103CVE List

References 4