CVE-2026-17844

Severity CVSS v4.0:

Pending analysis

Type:

CWE-20 Input Validation

Publication date:

30/07/2026

Last modified:

30/07/2026

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)

Impact

Vector 3.x

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): None
Availability (A): None

Base Score 3.x

4.30

Severity 3.x

MEDIUM

References to Advisories, Solutions, and Tools

https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html
https://issues.chromium.org/issues/518111542