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ChromeWeb browser · Google

CVE-2026-11231

HIGH · 8.1 CVSS v3.1 Published 2026-06-04
Fix available
A fix is available. Upgrade to 149.0.7827.53 or later.
See remediation →
88/100
Remediation priority · High
Remotely reachable No privileges

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 · unedited
Inappropriate implementation in Safe Browsing in Google Chrome on Mac prior to 149.0.7827.53 allowed a remote attacker to execute arbitrary code via a malicious file. (Chromium security severity: Low)

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 confidence

Safe Browsing feature in Google Chrome on Mac had an implementation flaw that could allow a remote attacker to execute arbitrary code by enticing a user to open a malicious file. The vulnerability existed in versions prior to 149.0.7827.53.

MitigationUpdate Google Chrome for Mac to version 149.0.7827.53 or later to remediate the vulnerability.

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
Affected:< 149.0.7827.53

CVSS 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
Low
Privileges
None
User interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

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 checks

Work through these to decide whether this CVE applies to you.

  1. Verify Google Chrome is installed on macOS
    Open Terminal and run: ls /Applications/ | grep -i chrome
    Affected if Google Chrome is not present in /Applications
  2. Determine the installed Google Chrome version
    Open Chrome, click Chrome menu > About Google Chrome, or run: /Applications/Google\ Chrome.app/Contents/MacOS/Google\ Chrome --version
    Affected if The displayed version is lower than 149.0.7827.53
  3. Confirm the macOS platform
    Run: uname -s in Terminal
    Affected if The system is not Darwin (macOS)
  4. Check if Safe Browsing is enabled
    Open Chrome settings: Chrome menu > Settings > Privacy and security > Security, or navigate to chrome://settings/security
    Affected if Safe Browsing is enabled and the version is below 149.0.7827.53

A user is affected if they are running Google Chrome on macOS with a version lower than 149.0.7827.53 and Safe Browsing is enabled.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

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 · scoped
Upgrade available Upgrade to 149.0.7827.53 or later
Fixed in 149.0.7827.53
Interim mitigation

Update Google Chrome for Mac to version 149.0.7827.53 or later to remediate the vulnerability.

Recommended fix High confidence

Chrome 149.0.7827.53 or later for Mac

  1. Open Google Chrome on Mac
  2. Click on the Chrome menu in the top-left corner
  3. Select 'About Google Chrome'
  4. The browser will check for updates and display the current version
  5. If version is below 149.0.7827.53, click 'Update Google Chrome' to install the fix
  6. Restart the browser after the update completes

Generated from the published advisory — verify against the referenced sources before acting.

Fix this in Chrome Scoped from the published advisory
  • Consultation2.0 h
  • Implementation4.0 h
  • Testing2.0 h
  • Review / QA1.0 h
9.0 hours of engineering $1,600
Get the upgrade done

An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $2,560.

Scan for this in your stack

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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2026-11231 in production — separate from our analysis above.

No notes yet

Be the first to add a field note for this CVE — a mitigation you’ve verified, a version caveat, or a link to a working fix. Sign in above to contribute.

What this is

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.

What belongs here
  • 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