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Google CVE-2026-5286

| EUVDEUVD-2026-17802 HIGH
Use After Free (CWE-416)
2026-04-01 Chrome
8.8
CVSS 3.1 · Vendor: Chrome
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Deliver crafted HTML page to victim
  2. Exploit
    Trigger use-after-free in Dawn graphics module
  3. Execution
    Corrupt memory state in Chrome process
  4. Impact
    Execute arbitrary code with browser privileges

Vulnerability Assessment

Weakness
CWE
ASVS 5.0
V15 - Secure Coding and Architecture Memory lifecycle management
MITRE ATT&CK

2 techniques across 2 tactics: Execution, Privilege Escalation

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

The victim must open a crafted HTML page in Google Chrome prior to version 146.0.7680.178. Affects Dawn component. Remote attacker requires no authentication but user interaction (opening malicious page) is required.

Impact

This vulnerability presents critical real-world risk despite missing CVSS/EPSS quantification. The attack vector is network-based and requires no authentication or user privileges (unauthenticated remote code execution), making it trivially exploitable at scale. Chromium's official 'High' severity classification reflects the combination of ease of exploitation, universal browser exposure, and memory corruption impact. The availability of a vendor patch significantly reduces risk for patched systems, but the broad CPE scope indicates all unpatched Chrome installations remain vulnerable. The use-after-free primitive in graphics code is particularly dangerous as it enables reliable code execution in a high-value attack surface.

Exploit ScenarioDerived

An attacker crafts a malicious HTML page containing WebGPU or graphics API calls that trigger the use-after-free condition in Dawn's memory management. When a user visits this page in unpatched Chrome, the vulnerability is triggered without additional interaction, allowing the attacker to read/write arbitrary memory and execute shellcode with Chrome's privileges. The attack can be delivered via compromised websites, malicious advertisements, or phishing emails, making it a high-impact vector for widespread compromise.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Apr 01, 2026

Remote code execution in Google Chrome prior to version 146.0.7680.178 via use-after-free vulnerability in the Dawn graphics library allows unauthenticated remote attackers to execute arbitrary code through a crafted HTML page. The vulnerability affects all Chrome versions below the patched release and carries high severity per Chromium's assessment.

RemediationAI

Users must upgrade Google Chrome to version 146.0.7680.178 or later immediately. The patch is available through Chrome's automatic update mechanism; users can manually trigger updates via Menu → Help → About Google Chrome, which will display the update status and apply patches upon restart. No workarounds are available for this remote code execution vulnerability, making patching the only effective mitigation. Administrators managing Chrome deployments should verify patch deployment across their environment using Chrome's enterprise update mechanisms or endpoint management tools.

Affected VersionsENISA

Chrome 146.0.7680.178 <146.0.7680.178

Affected Packages

euvd chrome fix: 146.0.7680.178

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

The vulnerability exists in Dawn, Google Chrome's graphics abstraction layer used for WebGPU and other rendering operations. A use-after-free condition (CWE-416) occurs when memory is accessed after it has been freed, allowing attackers to corrupt heap state or execute arbitrary code. The flaw is triggered via specially crafted HTML content that manipulates the graphics pipeline, requiring no user interaction beyond visiting a malicious webpage. The affected product scope is broad across all Chrome versions using the vulnerable Dawn implementation (CPE: cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*).

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (Chrome) PRIMARY 8.8 HIGH
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SUSE HIGH
Red Hat 9.6 HIGH

Primary rating from Vendor (Chrome).

CVSS VectorVendor: Chrome

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

Lifecycle Timeline

2
Patch released
Apr 01, 2026 - 05:15 nvd
Patch available
CVE Published
Apr 01, 2026 - 04:41 nvd
HIGH 8.8

DescriptionCVE.org

Use after free in Dawn in Google Chrome prior to 146.0.7680.178 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)

Threat Intelligence Overview

EPSS Score
0.0%
Top 89% exploitable
Data Quality
7 sources
Confidence: High
EUVD NVD CVE.org EPSS Vulnrichment Vendor VulDB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.0%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
No
Human Impact· derived
Medium
Technical Impact
Total

Priority Score

44
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +44
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Use-after-free vulnerabilities occur when a program continues to access memory through a pointer after that memory has been deallocated.

Memory corruption occurs when a program writes data beyond the boundaries of allocated memory regions or accesses memory in unintended ways, violating the integrity of the process's address space.

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Vendor StatusVendor

Debian

chromium
Release Status Fixed Version Urgency
bullseye (security), bullseye vulnerable 120.0.6099.224-1~deb11u1 -
bookworm vulnerable 143.0.7499.169-1~deb12u1 -
bookworm (security) vulnerable 146.0.7680.164-1~deb12u1 -
trixie vulnerable 145.0.7632.159-1~deb13u1 -
trixie (security) vulnerable 146.0.7680.164-1~deb13u1 -
forky vulnerable 146.0.7680.153-1 -
sid fixed 146.0.7680.177-1 -
bullseye fixed (unfixed) end-of-life
(unstable) fixed 146.0.7680.177-1 -

SUSE

Severity: High

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