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CVE-2026-4459 - Vulnerability Analysis

HighCVSS: 8.8

Last Updated: March 20, 2026

Google Chrome - Out of Bounds Read & Write

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

Overview

Google Chrome < 146.0.7680.153 contains an out of bounds read and write vulnerability in WebAudio, letting remote attackers exploit heap corruption via crafted HTML pages, exploit requires no special privileges.

Severity & Score

Severity: High

CVSS Score: 8.8

EPSS Score: 6.8%(Probability of exploitation in next 30 days)

Impact

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

Mitigation

Update to version 146.0.7680.153 or later.

References

Social Media Activity(1 post)

TheHackerWire

@thehackerwire

Mar 22, 2026

🟠 CVE-2026-4459 - High (8.8) Out of bounds read and write in WebAudio 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) 🔗 https://www.thehackerwire.com/vulnerability/CVE-2026-4459/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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Related Resources

Details

CVE ID: CVE-2026-4459
Severity: High
CVSS Score: 8.8
Type: out_of_bounds_rw
Status: confirmed
EPSS: 6.8%
Social Posts: 1

CWE

CWE-125

CVSS Metrics

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

EPSS Score

6.8%Probability of exploitation in the next 30 days