CVE-2026-11102 is an inappropriate implementation vulnerability in the Isolated Web Apps feature of Google Chrome versions before 149.0.7827.53. It enables remote attackers to execute arbitrary code within the sandbox environment by leveraging a crafted malicious file. The vulnerability is rated with a CVSS 3.1 score of 8.8 (AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H), indicating network attack vector, low complexity, no privileges required, user interaction needed, unchanged scope, and high impact on confidentiality, integrity, and availability. The issue is tracked under CWE-474. The vendor advisory is available but does not explicitly state if a fix has been released.

Successful exploitation allows remote code execution inside the sandboxed environment of Chrome's Isolated Web Apps, potentially compromising confidentiality, integrity, and availability of the affected system. The high CVSS score reflects the severity of impact, though exploitation requires user interaction. No known active exploits have been reported.

Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html for current remediation guidance. Until an official fix is confirmed, users should exercise caution when interacting with untrusted files in Isolated Web Apps. Monitor official Google Chrome release notes for updates.