CVE-2026-5910

8.8

Google · Chrome

An integer overflow vulnerability in the Google Chrome Media component allows a remote attacker to trigger heap corruption through a crafted video file.

Executive summary

A critical integer overflow vulnerability in Google Chrome allows remote attackers to trigger heap corruption, posing a severe risk of arbitrary code execution.

Vulnerability

This vulnerability is an integer overflow in the Media component, which can be exploited by an unauthenticated remote attacker to cause heap corruption via a crafted video file.

Business impact

The potential for heap corruption in a widely used web browser can lead to unauthorized code execution, resulting in full system compromise or data exfiltration. Given the CVSS score of 8.8, this vulnerability represents a high risk to organizational security, as it allows attackers to bypass standard protections when a user interacts with malicious media content.

Remediation

Immediate Action: Update all Google Chrome installations to the latest stable version beyond 147.0.7727.55 immediately to patch the vulnerable Media component.

Proactive Monitoring: Review browser crash logs and system security alerts for patterns indicative of heap manipulation or abnormal media processing behavior.

Compensating Controls: Deploy network-level filtering to block known malicious domains and ensure that endpoint protection solutions are configured to detect and block suspicious browser-based memory activities.

Exploitation status

Public Exploit Available: Unknown

Analyst recommendation

Organizations should treat this update with high priority due to the nature of media-based exploits which require minimal user interaction. Applying the vendor-provided security update is the only effective way to mitigate this heap corruption risk, and administrators should ensure all managed devices are patched across the enterprise environment.

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