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CVE-2018-6065

8.8
HIGHCVSS v3.1 Base Score
89.55%
HIGH RiskEPSS (100th percentile)
KEV

Integer overflow in computing the required allocation size when instantiating a new javascript object in V8 in Google Chrome prior to 65.0.3325.146 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Published: 11/14/2018
Modified: 10/24/2025
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ACTIVELY EXPLOITED IN THE WILD

This vulnerability is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

Vulnerability Name:

Google Chromium V8 Integer Overflow Vulnerability

Vendor / Product:

Google Chromium V8

Required Action:

Apply updates per vendor instructions.

Due Date: 6/22/2022(OVERDUE)
Added to KEV:

6/8/2022

Notes:

https://nvd.nist.gov/vuln/detail/CVE-2018-6065

Vulnerability Summary

CVSS v3 Score

8.8HIGH

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

CVSS v2 Score

6.8

AV:N/AC:M/Au:N/C:P/I:P/A:P

EPSS Score (Exploitation Probability)

89.55%HIGH Exploitation Risk
100th percentile

This vulnerability has a 89.55% probability of being exploited in the next 30 days, ranking higher than 100% of all scored CVEs.

CWE Classification

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Similar SeverityHIGH