CVE-2026-91748

Race condition in Extensions in Google Chrome on on Mac prior to 153.0.8010.47 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to potentially execute arbitrary code outside the sandbox via UI Interaction. (Chromium security severity: High)

CVSS v3 8.3 HIGH

8.3^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.6 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html	Release Notes Vendor Advisory
https://issues.chromium.org/issues/521559611	Permissions Required

Configurations

Configuration 1 (hide)

AND

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

cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*

History

17 Sep 2026, 18:47

Type	Values Removed	Values Added
First Time		Google chrome Google Apple macos Apple
References	~~() https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html -~~	() https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html - Release Notes, Vendor Advisory
References	~~() https://issues.chromium.org/issues/521559611 -~~	() https://issues.chromium.org/issues/521559611 - Permissions Required
CPE		cpe:2.3:o:apple:macos:-:::::::* cpe:2.3:a:google:chrome::::::::

Information

Published : 2026-09-15 21:16

Updated : 2026-09-17 18:47

NVD link : CVE-2026-91748

Mitre link : CVE-2026-91748

CVE.ORG link : CVE-2026-91748

JSON object : View

Products Affected

google

chrome

apple

macos

CWE

CWE-367

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

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