CVE-2026-121207

Uninitialized resource in Dawn in Google Chrome on on Mac prior to 157.0.8103.38 allowed a remote attacker to read memory outside the sandbox via a crafted HTML page. (Chromium security severity: High)

CVSS v3 7.4 HIGH

7.4^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 4.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop.html	Release Notes Vendor Advisory
https://issues.chromium.org/issues/563359278	Permissions Required

Configurations

Configuration 1 (hide)

AND

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

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

History

10 Nov 2026, 21:47

Type	Values Removed	Values Added
CPE		cpe:2.3:o:apple:macos:-:::::::* cpe:2.3:a:google:chrome::::::::
First Time		Apple Apple macos Google chrome Google
References	~~() https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop.html -~~	() https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop.html - Release Notes, Vendor Advisory
References	~~() https://issues.chromium.org/issues/563359278 -~~	() https://issues.chromium.org/issues/563359278 - Permissions Required

09 Nov 2026, 19:16

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.4

03 Nov 2026, 21:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-11-03 21:17

Updated : 2026-11-10 21:47

NVD link : CVE-2026-121207

Mitre link : CVE-2026-121207

CVE.ORG link : CVE-2026-121207

JSON object : View

Products Affected

google

chrome

apple

macos

CWE

CWE-908

Use of Uninitialized Resource

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