CVE-2026-9123

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)
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
ChromeCNA
7.5 HIGH
ADJACENT_NETWORK
HIGH
NONE
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
googlechrome
𝑥
≤ 148.0.7778.179
CNA
Common Weakness Enumeration
References
https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0841193308.html
https://issues.chromium.org/issues/495988507