CVE-2026-16414

Chromecast Input Validation Leading to Potential Sandbox Escape in Google Chrome

Published Jul 21, 2026 CVSS 3.1 · 9.3 Critical EPSS < 1% KEV · Not listed
Description
Insufficient validation of untrusted input in Chromecast in Google Chrome prior to 150.0.7871.182 allowed a local attacker to potentially perform a sandbox escape via malicious network traffic. (Chromium security severity: High)

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Debian DLA Debian DLA DLA-4701-1 chromium security update
Debian DSA Debian DSA DSA-6396-1 chromium security update
History
Type Values Removed Values Added
Title Chromecast Input Validation Leading to Potential Sandbox Escape in Google Chrome
Type Values Removed Values Added
Title Chromecast Local Sandbox Escape via Improper Input Validation
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.3, 'vector': 'CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H'}

cvssV3_1

{'score': 9.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H'}

Type Values Removed Values Added
Title Chromecast Local Sandbox Escape via Improper Input Validation
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.3, 'vector': 'CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H'}

Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Description Insufficient validation of untrusted input in Chromecast in Google Chrome prior to 150.0.7871.182 allowed a local attacker to potentially perform a sandbox escape via malicious network traffic. (Chromium security severity: High)
Weaknesses CWE-20
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Jul 30, 2026, 6:06 PM
Reserved
Jul 20, 2026, 10:23 PM
Status
Modified
Published
Jul 21, 2026, 11:16 PM
Modified
Oct 24, 2026, 5:10 PM