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Google Chrome EUVDEUVD-2026-40606

| CVE-2026-13920 CRITICAL
Improper Input Validation (CWE-20)
2026-06-30 chrome-cve-admin@google.com GHSA-f7h6-pg9w-wwgv
9.6
CVSS 3.1 · Vendor: google
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Severity by source

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

Requires a pre-compromised renderer (PR:H) and a chained non-trivial condition (AC:H) plus user interaction (UI:R); successful escape crosses the sandbox boundary (S:C) with full browser-process impact.

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

Primary rating from Vendor (google).

CVSS VectorVendor: google

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
Jul 01, 2026 - 18:24 vuln.today
CVSS changed
Jul 01, 2026 - 18:22 NVD
9.6 (None) 9.6 (CRITICAL)
CVE Published
Jun 30, 2026 - 23:17 cve.org
CRITICAL 9.6
CVE Published
Jun 30, 2026 - 23:17 cve.org
UNKNOWN (no severity yet)

DescriptionCVE.org

Insufficient validation of untrusted input in Media in Google Chrome on Windows prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)

AnalysisAI

Sandbox escape in Google Chrome on Windows before 150.0.7871.47 lets an attacker who has already compromised the renderer process break out of the browser sandbox by serving a crafted HTML page that abuses insufficient input validation in the Media component. Google rates the Chromium security severity as Medium and a fix is shipped in the stable channel, but no public exploit has been identified and EPSS exploitation probability is low at 0.21%. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Compromise Chrome renderer via first-stage bug
Delivery
Serve crafted HTML/media page
Exploit
Trigger Media input-validation flaw
Execution
Escape renderer sandbox
Impact
Execute code in browser process

Vulnerability AssessmentAI

Exploitation Exploitation requires that the attacker has ALREADY compromised the Chrome renderer process - this is the explicit, stated precondition and the primary limiting factor. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment Signals conflict and must be weighed together. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker first compromises Chrome's renderer through a separate first-stage bug (e.g., a malicious ad or drive-by page the victim opens), then uses that foothold to deliver a crafted HTML/media payload that abuses the Media component's input validation to escape the sandbox and gain code execution in the higher-privileged browser process. User interaction (visiting the page) is required per UI:R, and no public POC is currently identified, so this is a chained, targeted scenario rather than a mass-exploitation one.
Remediation Vendor-released patch: update Google Chrome for Windows to 150.0.7871.47 or later via the Stable Channel Update described at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html; trigger Chrome's built-in updater (chrome://settings/help) and relaunch, or push the update through enterprise management (Google Update / Chrome Browser Cloud Management) to ensure the browser process actually restarts to apply the fix. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Identify and document all Windows systems running Google Chrome versions before 150.0.7871.47. …

Sign in for detailed remediation steps and compensating controls.

Threat intelligence, references, and detailed analysis are available after sign-in.

Vendor StatusVendor

SUSE

Severity: Critical
Product Status
SUSE Package Hub 15 SP7 Fixed
openSUSE Tumbleweed Fixed
SUSE Package Hub 15 SP7 Affected

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EUVD-2026-40606 vulnerability details – vuln.today

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