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Vulnerability ID

CVE-2026-4450

AI Exploitable

Potentially exploit heap corruption via out-of-bounds write in V8

ProductChrome

CVSS 3.1High8.8

EPSS0.29%

Has public PoCYes

AI Exploitability

A working PoC was successfully generated by AI

Working AI PoC: Yes
Cheapest run: $16.33
Fastest run: 1.8 hr

Model Matrix Capability Breakdown Vulnerability Details Timeline Community

Model Matrix Capability Breakdown Vulnerability Details Timeline Community

Overview

Out of bounds write in V8 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)

CWE: CWE-787
Weakness: Out-of-bounds Write
Component: V8
Impact: Potentially exploit heap corruption
Published: 2026-03-20
Fixed version: 146.0.7680.153

Risk factors

In-the-WildNot observed

CISA KEVNot listed

Public ExploitAvailable

Ransomware useNone known

Severity

CVSS 3.1Only version published

8.8High

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

Exploitability

Attack VectorNetwork

ComplexityLow

Privileges RequiredNone

User InteractionRequired

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

EPSS

Chance of exploitation in the next 30 days

0.29%

SSVC

Stakeholder-specific vulnerability categorization

Not scored. CISA publishes an SSVC decision for a subset of CVEs.