High 7.5Published May 20, 2026

CVE-2026-9123Heap 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 traff…

Updated under an hour ago (Oct 26, 2026, 2:10 PM ET)

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Exploited in the last 30 days

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: 7.5 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-122
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Chrome
NVD analysis: Analyzed
Record last updated: May 20, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Google Chrome google:chrome (from the name)	from 148.0.7778.179 before 148.0.7778.179	CNA record
google chrome google:chrome	before 148.0.7778.179	NVD

References

References

https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0841193308.html	vendor-advisory
https://issues.chromium.org/issues/495988507	permissions-required

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.