CVE-2026-4463

HIGH EPSS 21.8%

Published Mar 20, 20263mo ago · Modified Jun 17, 20261w ago

8.8 CVSS 3.1

High

Published Mar 20, 2026 3mo ago

Last Modified Jun 17, 2026 1w ago

Description

Heap buffer overflow in WebRTC in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

CVSS Details

Base Score

8.8

Exploitability

2.8

Impact

5.9

Vector string

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

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction Required

Scope Unchanged

Confidentiality High

Integrity High

Availability High

Threat Intelligence

EPSS Exploit Probability

21.8% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-122

Affected Products 4

Vendor	Product	Version	Range
google	chrome	*	<146.0.7680.153
apple	macos	*	any
linux	linux_kernel	*	any
microsoft	windows	*	any

References 2

chromereleases.googleblog.com https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_18.html

Release NotesVendor Advisory
issues.chromium.org https://issues.chromium.org/issues/491358681

Issue TrackingPermissions Required

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.