ChromeWeb browser · Google
CVE-2026-10940
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedRace in Codecs in Google Chrome on Windows prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · moderate confidenceRace condition in the codecs component of Google Chrome on Windows prior to version 149.0.7827.53 allows a remote attacker who has already compromised the renderer process to potentially escape the sandbox via a crafted HTML page.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data
ChromeWeb browser
< 149.0.7827.53CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- High
- Privileges
- None
- User interaction
- Required
- Scope
- Changed
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Check if Google Chrome is installed on WindowsOpen Command Prompt and run: reg query "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Google Chrome" /v DisplayNameAffected if The registry key query returns a value (Chrome is installed)
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Obtain installed Google Chrome versionOpen Chrome and navigate to chrome://version, or run: reg query "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Google Chrome" /v DisplayVersionAffected if Version number is returned from the registry or chrome://version page
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Compare installed version to affected rangeCompare the version from step 2 to 149.0.7827.53 using standard version comparisonAffected if Installed version is lower than 149.0.7827.53 (for example, 149.0.7827.52 or earlier)
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Confirm Windows platformRun: systeminfo | findstr /B /C:"OS Name" or verify via SystemPropertiesComputerNameAffected if Operating system is Windows (this vulnerability only affects Chrome on Windows)
User is affected if Google Chrome is installed on Windows and the installed version is below 149.0.7827.53
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
dbcve · scoped149.0.7827.53
Update Google Chrome to version 149.0.7827.53 or later on all Windows systems. This is a browser update rather than a code-level fix.
Chrome 149.0.7827.53 or later (Windows)
- 1. Open Google Chrome on the Windows system
- 2. Click the three-dot menu icon in the top-right corner
- 3. Select 'Help' and then 'About Google Chrome'
- 4. The browser will check for updates automatically
- 5. If version 149.0.7827.53 or later is available, click 'Update Google Chrome'
- 6. Restart the browser to apply the update
Generated from the published advisory — verify against the referenced sources before acting.
Fix this in Chrome
Scoped from the published advisory
- Consultation1.0 h
- Implementation0.5 h
- Testing1.0 h
- Review / QA0.5 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $1,200.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-10940 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2026-10940 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
- No spam, self-promotion, credentials, or personal data