CVE-2026-87433

Race condition in FileAPI in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html	Release Notes Vendor Advisory
https://issues.chromium.org/issues/497574154	Permissions Required

Configurations

Configuration 1 (hide)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-09-09 01:16

Updated : 2026-09-10 16:18

NVD link : CVE-2026-87433

Mitre link : CVE-2026-87433

CVE.ORG link : CVE-2026-87433

JSON object : View

Products Affected

google

chrome

CWE

CWE-367

Time-of-check Time-of-use (TOCTOU) Race Condition

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