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)

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.6 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0841193308.html	Vendor Advisory
https://issues.chromium.org/issues/495988507	Permissions Required

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

OR	cpe:2.3:o:google:android:-:::::::*
	cpe:2.3:o:google:chrome_os:-:::::::*
	cpe:2.3:o:linux:linux_kernel:-:::::::*

History

23 Jul 2026, 15:10

Type	Values Removed	Values Added
Summary		(es) Desbordamiento de búfer de heap en Chromecast en Google Chrome en Android, Linux, ChromeOS anterior a 148.0.7778.179 permitió a un atacante local ejecutar código arbitrario dentro de una sandbox mediante tráfico de red malicioso. (Gravedad de seguridad de Chromium: Media)

21 May 2026, 16:31

Type	Values Removed	Values Added
References	~~() https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0841193308.html -~~	() https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0841193308.html - Vendor Advisory
References	~~() https://issues.chromium.org/issues/495988507 -~~	() https://issues.chromium.org/issues/495988507 - Permissions Required
First Time		Linux linux Kernel Google Google android Google chrome Os Linux Google chrome
CPE		cpe:2.3:o:google:chrome_os:-:::::::* cpe:2.3:o:linux:linux_kernel:-:::::::* cpe:2.3:o:google:android:-:::::::* cpe:2.3:a:google:chrome::::::::

20 May 2026, 20:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-05-20 20:16

Updated : 2026-07-23 15:10

NVD link : CVE-2026-9123

Mitre link : CVE-2026-9123

CVE.ORG link : CVE-2026-9123

JSON object : View

Products Affected

google

android
chrome
chrome_os

linux

linux_kernel

CWE

CWE-122

Heap-based Buffer Overflow

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