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Google CVE-2026-91744

| EUVDEUVD-2026-79962 MEDIUM
Time-of-check Time-of-use (TOCTOU) Race Condition (CWE-367)
2026-09-15 chrome-cve-admin@google.com GHSA-9jfr-2h37-x8qg
Information Disclosure Google
5.3
CVSS 3.1 · Vendor: google
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Severity by source

Vendor (google) PRIMARY
5.3 MEDIUM
AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N

Primary rating from Vendor (google) · only source for this CVE.

CVSS VectorVendor: google

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

4
Analysis Generated
Sep 16, 2026 - 00:24 vuln.today
CVSS changed
Sep 16, 2026 - 00:22 NVD
5.3 (MEDIUM)
CVE Published
Sep 15, 2026 - 21:16 cve.org
UNKNOWN (no severity yet)
CVE Published
Sep 15, 2026 - 21:16 cve.org
MEDIUM 5.3

DescriptionCVE.org

Race condition in PlatformIntegration 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 obtain sensitive information via a crafted HTML page. (Chromium security severity: High)

AnalysisAI

Let me construct the JSON. CVE-2026-91744: Chrome on Mac, race condition in PlatformIntegration, renderer compromise + social engineering, info disclosure, CVSS 5.3, CWE-367. …

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CVE-2026-91744 vulnerability details – vuln.today
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