CVE-2026-5919

MEDIUM EPSS 8.9%

Published Apr 8, 20262mo ago · Modified Jun 17, 20261w ago

6.5 CVSS 3.1

Medium

Published Apr 8, 2026 2mo ago

Last Modified Jun 17, 2026 1w ago

Description

Insufficient validation of untrusted input in WebSockets in Google Chrome prior to 147.0.7727.55 allowed a remote attacker who had compromised the renderer process to bypass same origin policy via a crafted HTML page. (Chromium security severity: Low)

CVSS Details

Base Score

6.5

Exploitability

2.8

Impact

3.6

Vector string

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction Required

Scope Unchanged

Confidentiality None

Integrity High

Availability None

Threat Intelligence

EPSS Exploit Probability

8.9% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-20 Improper Input Validation Validation

Affected Products 4

Vendor	Product	Version	Range
google	chrome	*	<147.0.7727.55
apple	macos	*	any
linux	linux_kernel	*	any
microsoft	windows	*	any

References 2

chromereleases.googleblog.com https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html

Release NotesVendor Advisory
issues.chromium.org https://issues.chromium.org/issues/483423893

Permissions Required

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.