CVE-2026-11056
Insufficient validation of untrusted input in SiteIsolation in Google Chrome on Windows prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)
Published:Jun 2, 2026
Last Modified:Jun 8, 2026
EPS:Jun 4, 2026
EPSS Score:0.00066
CVSS Score:9.6
Affected Products
Vendor
Product
Action
Vendor
Google
Product
Chrome
Google
Chrome
Vendor
Microsoft
Product
Windows
Microsoft
Windows
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
