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Google Chrome CVE-2026-79111

| EUVDEUVD-2026-65791 CRITICAL
Improper Input Validation (CWE-20)
2026-08-25 Chrome GHSA-9425-vrf6-3vcg
9.6
CVSS 3.1 · Vendor: Chrome
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Severity by source

Vendor (Chrome) PRIMARY
9.6 CRITICAL
AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
vuln.today AI
9.6 CRITICAL

Network-delivered malicious page (AV:N, PR:N) needs a user to visit it (UI:R); sandbox escape crosses a trust boundary (S:C) yielding full code-execution impact (C/I/A:H).

3.1 AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
4.0 AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Primary rating from Vendor (Chrome).

CVSS VectorVendor: Chrome

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

4
Analysis Generated
Aug 26, 2026 - 17:27 vuln.today
CVSS changed
Aug 26, 2026 - 17:23 NVD
9.6 (CRITICAL)
CVE Published
Aug 25, 2026 - 20:10 cve.org
UNKNOWN (no severity yet)
CVE Published
Aug 25, 2026 - 20:10 cve.org
CRITICAL 9.6

DescriptionCVE.org

Improper input validation in Dawn in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

AnalysisAI

Sandbox-escaping remote code execution in Google Chrome's Dawn (WebGPU) component affects all desktop builds prior to 152.0.7977.65, letting a remote attacker who lures a victim to a crafted HTML page break out of the renderer sandbox and run arbitrary code in a higher-privilege context. Rated 9.6 (Critical) with scope change, it requires only that the user visit a malicious page. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Host crafted WebGPU HTML page
Delivery
Lure victim to visit page
Exploit
Send malformed input to Dawn
Execution
Corrupt GPU-process memory
Persist
Escape renderer sandbox
Impact
Execute arbitrary code

Vulnerability AssessmentAI

Exploitation Exploitation requires the victim to open an attacker-controlled HTML page in a vulnerable Chrome build (< 152.0.7977.65) with WebGPU/Dawn reachable - i.e., GPU-accelerated rendering and WebGPU support enabled, which is the default on supported hardware. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The signals partially conflict in the usual way for browser bugs: CVSS 3.1 is 9.6 Critical (AV:N/AC:L/PR:N/UI:R/S:C, full C:H/I:H/A:H) because a network-delivered page can escape the sandbox with no privileges, but EPSS is only 0.25% (16th percentile) and the bug is not on CISA KEV, indicating no observed mass exploitation yet. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker hosts a malicious web page (or serves it via a compromised ad or iframe) containing crafted WebGPU/Dawn calls, then phishes or otherwise entices a victim into visiting it. When the page loads, the malformed input passes the renderer's checks but corrupts state in the GPU process, giving the attacker code execution outside the renderer sandbox. …
Remediation Vendor-released patch: update Google Chrome to 152.0.7977.65 or later (Stable channel), then fully restart the browser so the new binary and GPU process are loaded; verify via chrome://settings/help. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Identify all Chrome deployments across Windows, macOS, and Linux endpoints and prioritize patching for machines with sensitive data access or elevated privileges. …

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CVE-2026-79111 vulnerability details – vuln.today

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