V8 Memory Corruption in Chrome <153.0.8010.36 via Extension
CVE-2026-87489 Published on September 9, 2026

Memory corruption in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted Chrome extension. (Chromium security severity: Low)

NVD

Vulnerability Analysis

CVE-2026-87489 can be exploited with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is a Buffer Overflow Vulnerability?

The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.

CVE-2026-87489 has been classified to as a Buffer Overflow vulnerability or weakness.


Products Associated with CVE-2026-87489

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Google Chrome
 

Affected Versions

Google Chrome: