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)

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00003.

Exploitation none

Automatable no

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Google Chrome affected
Version Status Constraints
148.0.7778.179 affected < 148.0.7778.179

Configuration 1 [-]

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:-:*:*:*:*:*:*:*

No data.

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-6287-1 chromium security update
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0841193308.html cve-icon cve-icon
https://issues.chromium.org/issues/495988507 cve-icon cve-icon
History

Thu, 21 May 2026 16:45:00 +0000

Type Values Removed Values Added
First Time appeared Google android
Google chrome Os
Linux
Linux linux Kernel
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
cpe:2.3:o:google:chrome_os:-:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
Vendors & Products Google android
Google chrome Os
Linux
Linux linux Kernel

Wed, 20 May 2026 22:00:00 +0000

Type Values Removed Values Added
Title Local Heap Buffer Overflow in Chromecast Allows Code Execution

Wed, 20 May 2026 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome

Wed, 20 May 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Wed, 20 May 2026 19:30:00 +0000

Type Values Removed Values Added
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)
Weaknesses CWE-122
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-05-21T03:55:52.038Z

Reserved: 2026-05-20T17:39:25.277Z

Link: CVE-2026-9123

cve-icon Vulnrichment

Updated: 2026-05-20T19:32:17.920Z

cve-icon NVD

Status : Analyzed

Published: 2026-05-20T20:16:45.170

Modified: 2026-05-21T16:31:56.420

Link: CVE-2026-9123

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-20T21:45:40Z

Weaknesses