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CVE-2026-9123

High

Description

Heap buffer overflow in Chromecast in Google Chrome on Android, Linux, ChromeOS prior to 148.0.7778.179 allowed a local attacker to execute arbitrary code inside a sandbox via malicious network traffic. (Chromium security severity: Medium)

SeverityHigh
CVSS7.5
Exploit probability—
ProductGoogle Chrome
PublishedMay 20, 2026
First seenMay 20, 2026
Weakness typeCWE-122CWE-122

How to fix

Update
  • google chrome148.0.7778.179 or later

Affected products

ProductAffected versionsFixed in
google chromev < 148.0.7778.179148.0.7778.179

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