CVE-2026-11151 is a vulnerability in Google Chrome's Password Manager component affecting versions before 149.0.7827.53. The issue arises from insufficient validation of untrusted input, which could allow a remote attacker, having already compromised the renderer process, to perform a sandbox escape by leveraging a specially crafted HTML page. This vulnerability is tracked under CWE-20 (Improper Input Validation) and is rated with a CVSS 3.1 score of 7.5 (High), indicating significant impact on confidentiality, integrity, and availability. No known exploits in the wild have been reported. The vendor advisory linked does not explicitly confirm a patch or remediation level, and no patch links are provided in the data.

Successful exploitation could allow an attacker with access to the renderer process to escape the Chrome sandbox, potentially leading to full system compromise. The vulnerability impacts confidentiality, integrity, and availability of the affected system as indicated by the CVSS vector. However, exploitation requires prior compromise of the renderer process and user interaction (UI required).

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 with untrusted content and consider limiting exposure to potentially malicious web pages. No official remediation level or temporary fix is currently stated by the vendor.