CVE-2026-15127 is a medium severity vulnerability in Google Chrome's WebGL component that permits remote attackers to perform UXSS by injecting arbitrary scripts or HTML via a crafted HTML page. This affects Chrome versions prior to 150.0.7871.115. The vulnerability is identified as CWE-79 (Improper Neutralization of Input During Web Page Generation). The CVSS 3.1 vector indicates network attack vector, low attack complexity, no privileges required, user interaction required, scope changed, and low impact on confidentiality and integrity, with no impact on availability. Although no explicit patch status is provided, a vendor advisory URL is included for reference.

Successful exploitation allows remote attackers to inject arbitrary scripts or HTML into the context of the browser via WebGL, leading to a UXSS condition. This can result in unauthorized script execution in the victim's browser, potentially compromising confidentiality and integrity of user data within the affected browser context. The CVSS score of 6.1 reflects a medium impact level.

Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_01162222768.html for current remediation guidance. Users and administrators should update Google Chrome to version 150.0.7871.115 or later once available to mitigate this vulnerability.