CVE-2026-102321: Type confusion in V8
Published Sep 23, 2026
·Updated
Type confusion in V8 in Google Chrome prior to 154.0.8037.92 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
Credit
Taisic Yun@@taisic_(Theori), with Xint
Affected Software
3 affected componentsFixes available
Google Chrome<154.0.8037.92
Google Chrome<154.0.8037.92
154.0.8037.92
Google Chrome<154.0.8037.92
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 154.0.8037.92
Event History
Sep 23, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Sep 29, 2026
CVE Published
via MITRE·07:45 PM
Data Sourced
via MITRE·07:45 PM
DescriptionWeakness
Data Sourced
via NVD·08:17 PM
DescriptionSeverityWeaknessAffected Software
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2026-102331
- CVE-2026-102317
- CVE-2026-102312
- CVE-2026-102313
- CVE-2026-102299
- CVE-2026-102306
- CVE-2026-102307
- CVE-2026-102323
- CVE-2026-102303
- CVE-2026-102311
- CVE-2026-102300
- CVE-2026-102326
- CVE-2026-102316
- CVE-2026-102304
- CVE-2026-102328
- CVE-2026-102309
- CVE-2026-102325
- CVE-2026-102308
- CVE-2026-102301
- CVE-2026-102319
- CVE-2026-102324
- CVE-2026-102318
- CVE-2026-102329
- CVE-2026-102315
- CVE-2026-102302
- CVE-2026-102320
- CVE-2026-102310
- CVE-2026-102327
- CVE-2026-102330
- CVE-2026-102314
- CVE-2026-102305
Frequently Asked Questions
1
What must an attacker do to exploit this issue?
An attacker must cause Chrome to process a crafted HTML page. Successful exploitation allows arbitrary code execution inside Chrome's sandbox.
2
Which Chrome versions need to be updated?
Google Chrome versions prior to 154.0.8037.92 are affected. Update to 154.0.8037.92 or a later version.