CVE-2026-17844

chromium-browser: chromium-browser: Insufficient validation of untrusted input in Cast

Published Jul 30, 2026 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
Insufficient validation of untrusted input in Cast in Google Chrome prior to 151.0.7922.72 allowed an attacker on the local network segment to leak cross-origin data via malicious network traffic. (Chromium security severity: Medium)

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-4710-1 chromium security update
Debian DSA Debian DSA DSA-6408-1 chromium security update
History
Type Values Removed Values Added
Title chromium-browser: chromium-browser: Insufficient validation of untrusted input in Cast
Weaknesses CWE-346
References
Metrics threat_severity

None

threat_severity

Moderate

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, '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 Cast in Google Chrome prior to 151.0.7922.72 allowed an attacker on the local network segment to leak cross-origin data via malicious network traffic. (Chromium security severity: Medium)
Weaknesses CWE-20
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Jul 30, 2026, 5:59 PM
Reserved
Jul 27, 2026, 11:35 PM
Status
Analyzed
Published
Jul 30, 2026, 1:16 AM
Modified
Oct 23, 2026, 11:10 PM
Severity
Moderate
Public date
Jul 30, 2026, 12:19 AM