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Google CVE-2026-91733

| EUVDEUVD-2026-79968 HIGH
Improper Check for Unusual or Exceptional Conditions (CWE-754)
2026-09-15 chrome-cve-admin@google.com GHSA-pfh7-rj4p-69qv
8.3
CVSS 3.1 · Vendor: google
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Severity by source

Vendor (google) PRIMARY
8.3 HIGH
AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

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
Changed
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

4
Analysis Generated
Sep 16, 2026 - 00:23 vuln.today
CVSS changed
Sep 16, 2026 - 00:22 NVD
8.3 (HIGH)
CVE Published
Sep 15, 2026 - 21:16 cve.org
UNKNOWN (no severity yet)
CVE Published
Sep 15, 2026 - 21:16 cve.org
HIGH 8.3

DescriptionCVE.org

Improper state validation in Skia in Google Chrome prior to 153.0.8010.47 allowed a remote attacker who had compromised the renderer process to read memory outside the sandbox via a crafted HTML page. (Chromium security severity: High)

AnalysisAI

Improper state validation in the Skia graphics library, as shipped in Google Chrome prior to 153.0.8010.47, lets an attacker who already controls a compromised renderer process read memory outside the browser sandbox by serving a crafted HTML page. Exploitation requires the victim to load the malicious page (UI:R) and depends on chaining with a separate renderer compromise, which is why the vector carries AC:H despite the network attack path. …

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CVE-2026-91733 vulnerability details – vuln.today

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