CVE-2026-87491

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What is CVE-2026-87491?

CVE-2026-87491 is a vulnerability classified as Out-of-bounds Write, affecting Chrome (affected versions: 153.0.8010.36 – < 153.0.8010.36). This vulnerability is rated High, with a CVSS score of 8.8. This vulnerability has been observed being exploited in the wild.

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Overview

Original source data

Out of bounds write in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

Affected products and scope

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Technical details

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Exploitability

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Technical impact

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Business impact

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Remediation

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Detection

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