CVE-2026-11009
📛 CVE Title
CVE-2026-11009
Description
Use after free in USB in Google Chrome on Windows prior to 149.0.7827.53 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)
Overview
- State
- PUBLISHED
- Assigner (CNA)
- Chrome
- CVSS severity
- critical
- CVSS score
- 9.6 / 10
- CVSS vector
AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H- Effective score
- 9.6 / 10 CRITICAL source: CNA overview
- CWE(s)
-
CWE-416 - Reserved
- 2026-06-04
- Published
- 2026-06-04 23:04 UTC
- Last updated
- 2026-06-04 23:04 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/11xxx/CVE-2026-11009.json
- Linked Threat
- CVE-2026-11009 — CVE-2026-11009
NVD triage scoring NVD CVE 2.0
Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.
- NVD published
- 2026-06-04 23:17:04 UTC
- NVD last modified
- 2026-07-22 20:10:00 UTC
- NVD CVSS v3.1
- 9.6 / 10 CRITICAL source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
- NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H- Exploitability subscore
- 2.8 / 10
- Impact subscore
- 6.0 / 10
- EPSS score
- 0.0032 (probability of exploitation in next 30 days)
- EPSS percentile
- 24.94% vs all CVEs — higher = more likely to be exploited, as of 2026-07-26
NVD / KEV / EPSS data refreshed 2026-07-27 12:25 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2026-34458 - Assigner
- Chrome
- Published
- Jun 4, 2026, 11:04:18 PM
- Updated
- Jun 7, 2026, 3:56:21 AM
- EUVD base score (CVSS 3.1)
-
9.6 / 10
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H - EUVD-reported EPSS
- 0.3300
- Vendors
- Products
-
Chrome (149.0.7827.53 <149.0.7827.53)
- Aliases
-
GHSA-h2r6-4fc2-h3jv
ENISA description: Use after free in USB in Google Chrome on Windows prior to 149.0.7827.53 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)
Microsoft Security Response Center MSRC
Microsoft's vendor-authoritative record from the Security Update Guide — its own CVSS score, impact, severity rating, exploit assessment, and KB-article fixes. Refreshed 2026-07-23 03:00 UTC (source: CVRF).
- Release
- 2026-Jun
Microsoft remediations / KB articles (2)
- Release Notes — Vendor Fix / Security Update (fixed build 149.0.4022.52)
- https://docs.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security — None Available / Release Notes
Microsoft FAQ (1)
Why is this Chrome CVE included in the Security Update Guide?
The vulnerability assigned to this CVE is in Chromium Open Source Software (OSS) which is consumed by Microsoft Edge (Chromium-based). It is being documented in the Security Update Guide to announce that the latest version of Microsoft Edge (Chromium-based) is no longer vulnerable.
How can I see the version of the browser?
- In your Microsoft Edge browser, click on the 3 dots (...) on the very right-hand side of the window
- Click on Help and Feedback
- Click on About Microsoft Edge
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| Chrome |
149.0.7827.53 (affected)
|
— |
Affected products — CPE 2.3 (2) NVD
NVD's normalized CPE 2.3 matchers, used by vendor tools (vulnerability scanners, asset managers) for automated detection. Compare with the CNA's free-text "Affected products" section above.
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
Vendor references (2)
References embedded in the original CVE record by the assigning CNA.
Web references (7)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
- MSRC update guide: CVE-2026-11009 msrc
- None Available msrc
- https://issues.chromium.org/issues/496233132 tenable:issues.chromium.org
- https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html tenable:chromereleases.googleblog.com
- https://nvd.nist.gov/vuln/detail/CVE-2026-11009 tenable:nvd.nist.gov
- https://www.cve.org/CVERecord?id=CVE-2026-11009 tenable:www.cve.org
- https://www.first.org/epss/ tenable:www.first.org
NVD-tagged references (2)
Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.
- https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html chrome-cve-admin@google.com Release NotesVendor Advisory
- https://issues.chromium.org/issues/496233132 chrome-cve-admin@google.com Permissions Required
Remediations (19)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:cyberstrategyinstitute.com
It refers to the January 17, 2026 Patch Tuesday security update. Specifically, KB5074109 for Windows 11 (versions 24H2 and 25H2) and KB5073455 for Windows 11 (version 23H2). While it fixed critical security holes, it accidentally introduced bugs that break Outlook, Remote Desktop, and the ability to shut down your PC. [1] 2.
2026-06-08 15:56 UTC -
web:github.com
CVE ID: CVE - 2026 -41091 Vulnerability Type: Improper Link Resolution Before File Access (CWE-59 - Link Following) Affected Component: Microsoft Malware Protection Engine Root Cause: Defender fails to properly resolve links/junctions during cloud-tagged file remediation /rollback, allowing redirection of privileged writes. Impact: Local authenticated attacker can escalate from standard user to ...
2026-06-08 15:56 UTC -
web:learn.microsoft.com
Windows 11, version 25H2 is now available for all eligible devices. Devices running Home and Pro editions of Windows 11 that are not managed by IT departments will receive the update to Windows 11, version 25H2 through the machine learning-based intelligent rollout.
2026-06-08 15:56 UTC -
web:nvd.nist.gov
An official website of the United States government Here's how you know
2026-06-08 15:56 UTC -
web:portal.msrc.microsoft.com
The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.
2026-06-08 15:56 UTC -
web:pureinfotech.com
KB5074109, the January 2026 update for Windows 11, caused crashes, boot failures, Outlook issues, and uninstall errors, forcing users to remove it.
2026-06-08 15:56 UTC -
web:www.computerworld.com
The latest update from Microsoft deals with 112 flaws, including eight the company rated critical — and three zero-day exploits. Ninety-five of the vulnerabilities affect Windows.
2026-06-08 15:56 UTC -
web:www.computerworld.com
Each month, the team at Readiness analyzes the latest Patch Tuesday updates from Microsoft and provides detailed, actionable testing guidance. The company's Patch Tuesday release for February ...
2026-06-08 15:56 UTC -
web:www.crowdstrike.com
Microsoft has released security updates for 114 vulnerabilities, including three zero-days, plus eight critical CVEs in its January 2026 Patch Tuesday rollout.
2026-06-08 15:56 UTC -
web:zecurit.com
Get the complete breakdown of Microsoft's June 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .
2026-06-08 15:56 UTC -
web:cve.armis.com
CVE-2026-11009 (Critical, CVSS 9.6). Published 2026 . Chrome's USB implementation on Windows contains a use-after-free that allows a remote attacker to escape t…
2026-06-19 02:36 UTC -
web:cybersecuritynews.com
Microsoft has officially acknowledged a critical zero-day vulnerability in Microsoft Defender, publicly dubbed "RoguePlanet," and confirmed it is actively developing a security patch to address the flaw.
2026-06-19 02:36 UTC -
web:thehackernews.com
Microsoft patches 59 vulnerabilities, including six actively exploited zero-days, with CISA mandating urgent federal remediation .
2026-06-19 02:36 UTC -
web:www.crowdstrike.com
Microsoft has released security updates for 84 vulnerabilities, including 2 publicly disclosed zero-day and 8 critical, in its September 2025 Patch Tuesday rollout.
2026-06-19 02:36 UTC -
web:www.csoonline.com
Microsoft released emergency fixes for two zero-day vulnerabilities in the malware protection components of Microsoft Defender. The flaws allow local attackers to gain system-level privileges or ...
2026-06-19 02:36 UTC -
web:www.forbes.com
Microsoft has confirmed an emergency security update as CISA warns that two new Defender zero-days are being exploited by attackers.
2026-06-19 02:36 UTC -
web:www.linkedin.com
Microsoft has confirmed that it is developing a security update to address a newly disclosed zero-day vulnerability in Microsoft Defender, following the public release of exploit code that ...
2026-06-19 02:36 UTC -
web:www.malwarebytes.com
Microsoft says it's working on a fix for an unpatched Defender vulnerability that can give attackers the highest level of access on Windows.
2026-06-19 02:36 UTC -
web:www.microsoft.com
Security Update Guide Notifications Microsoft's free Security Update Guide Notifications provide links to security-related software updates and notification of re-released security updates. These notifications are sent via email throughout the month as needed.
2026-06-19 02:36 UTC
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2026-11009.json.
{
"containers": {
"cna": {
"affected": [
{
"product": "Chrome",
"vendor": "Google",
"versions": [
{
"lessThan": "149.0.7827.53",
"status": "affected",
"version": "149.0.7827.53",
"versionType": "custom"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Use after free in USB in Google Chrome on Windows prior to 149.0.7827.53 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-416",
"description": "Use after free",
"lang": "en"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-06-04T23:04:18.449Z",
"orgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28",
"shortName": "Chrome"
},
"references": [
{
"url": "https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html"
},
{
"url": "https://issues.chromium.org/issues/496233132"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28",
"assignerShortName": "Chrome",
"cveId": "CVE-2026-11009",
"datePublished": "2026-06-04T23:04:18.449Z",
"dateReserved": "2026-06-04T17:06:28.218Z",
"dateUpdated": "2026-06-04T23:04:18.449Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}