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Google Chrome CVE-2026-19146

| EUVDEUVD-2026-54118 MEDIUM
Use of Uninitialized Variable (CWE-457)
2026-08-06 chrome-cve-admin@google.com GHSA-g96h-6mvm-96fc
Medium
Disputed · 5.3 Vendor: google
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Severity by source

Sources disagree (Medium–Critical)
Vendor (google) PRIMARY
5.3 MEDIUM
AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
vuln.today AI
5.3 MEDIUM

AC:H reflects mandatory renderer-compromise prerequisite; C:H for uninitialized memory disclosure; I:N and A:N as no write or availability impact exists.

3.1 AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
4.0 AV:N/AC:H/AT:P/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
SUSE
CRITICAL
qualitative
Red Hat
6.5 MEDIUM
qualitative

vuln.today treats the vendor’s rating as authoritative. A higher third-party CVSS (e.g. CISA-ADP) is shown for transparency but does not drive the headline severity.

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

3
Analysis Generated
Aug 07, 2026 - 02:32 vuln.today
CVE Published
Aug 06, 2026 - 22:16 cve.org
UNKNOWN (no severity yet)
CVE Published
Aug 06, 2026 - 22:16 cve.org
MEDIUM 5.3

DescriptionCVE.org

Uninitialized Use in GPU in Google Chrome on Android prior to 151.0.7922.109 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: High)

AnalysisAI

Uninitialized GPU memory in Google Chrome on Android prior to 151.0.7922.109 exposes sensitive process memory contents to a remote attacker who has already achieved renderer process compromise. The CWE-457 flaw allows the GPU component to read and return uninitialized memory regions when processing attacker-controlled HTML, resulting in confidentiality impact bounded to the compromised process scope. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
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Delivery
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Exploit
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Execution
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Persist
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Impact
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Vulnerability AssessmentAI

Exploitation Exploitation requires two mandatory prerequisites: (1) the attacker must have already compromised the Chrome renderer process via a separate, independent vulnerability - this is captured by AC:H in the CVSS vector and is the primary limiting factor; (2) the victim user must interact with a crafted HTML page (UI:R), meaning the attacker must also control or influence the content the victim loads. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The NVD CVSS 3.1 score of 5.3 (Medium) with vector AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N accurately captures the dual constraints: AC:H reflects the hard prerequisite of a prior renderer compromise, and UI:R reflects user interaction with a crafted page. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation Update Google Chrome on Android to version 151.0.7922.109 or later via the Google Play Store or Chrome's built-in update mechanism. … Detailed patch versions, workarounds, and compensating controls in full report.

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Vendor StatusVendor

SUSE

Severity: Critical

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CVE-2026-19146 vulnerability details – vuln.today

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