CVE-2026-19163
Description
A flaw was found in the Media component of Google Chrome. This use-after-free vulnerability could allow a remote attacker, who has already compromised the renderer process, to potentially escape the browser's sandbox. This could be achieved by enticing a user to visit a specially crafted HTML page, leading to a higher level of system access.
Statement
Important: A use-after-free vulnerability in the Media component of Chromium can lead to a sandbox escape. This flaw allows a remote attacker, who has already compromised the renderer process through a crafted HTML page, to bypass the browser's security sandbox and potentially execute arbitrary code on the system.
Understanding the Weakness (CWE)
Confidentiality
Technical Impact: Read Memory
If the expired pointer is used in a read operation, an attacker might be able to control data read in by the application.
Availability
Technical Impact: DoS: Crash, Exit, or Restart
If the expired pointer references a memory location that is not accessible to the product, or points to a location that is "malformed" (such as NULL) or larger than expected by a read or write operation, then a crash may occur.
Integrity,Confidentiality,Availability
Technical Impact: Execute Unauthorized Code or Commands
If the expired pointer is used in a function call, or points to unexpected data in a write operation, then code execution may be possible.
Frequently Asked Questions
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