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CVE-2026-4455 - Vulnerability Analysis

HighCVSS: 8.8

Last Updated: March 20, 2026

Google Chrome - Buffer Overflow

Published: March 20, 2026Updated: March 20, 2026Remote Exploitable

Overview

Google Chrome < 146.0.7680.153 contains a heap buffer overflow caused by improper handling of crafted PDF files in PDFium, letting remote attackers potentially exploit heap corruption.

Severity & Score

Severity: High

CVSS Score: 8.8

Impact

Remote attackers can exploit heap corruption, potentially leading to arbitrary code execution or browser compromise.

Mitigation

Update to version 146.0.7680.153 or later.

References

https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_18.html
https://issues.chromium.org/issues/488585504

Related Resources

Vulnerability Intelligence Dashboard
Credential Scanner

Details

CVE ID: CVE-2026-4455
Severity: High
CVSS Score: 8.8
Type: buffer_overflow
Status: confirmed

CWE

CWE-122

CVSS Metrics

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