macOSOperating system · Apple

CVE-2026-64708

MEDIUM · 5.5 CVSS v3.1 Published 2026-07-27
Fix available
A fix is available. Upgrade to 14.8.8 / 15.7.8 or later.
See remediation →
58/100
Remediation priority · Elevated
No privileges 3 weeks old

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
A file quarantine bypass was addressed with additional checks. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may bypass Gatekeeper checks.

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

A detailed technical summary for this CVE is being prepared.

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
macOSOperating system
Affected:>= 14.0, < 14.8.8>= 15.0, < 15.7.8>= 26.0, < 26.6

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

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

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 14.8.8 / 15.7.8 / 26.6 or later
Fixed in 14.8.815.7.826.6
Recommended fix High confidence

macOS Sonoma 14.8.8, macOS Sequoia 15.7.8, or macOS Tahoe 26.6 depending on your current major version

  1. Identify the currently installed macOS version by clicking the Apple menu and selecting 'About This Mac'
  2. For macOS 14.x (Sonoma) systems: Install macOS Sonoma 14.8.8 by going to System Settings > General > Software Update and installing the available update
  3. For macOS 15.x (Sequoia) systems: Install macOS Sequoia 15.7.8 by going to System Settings > General > Software Update and installing the available update
  4. For macOS 26.x (Tahoe) systems: Install macOS Tahoe 26.6 by going to System Settings > General > Software Update and installing the available update
  5. After updating, verify the version by checking 'About This Mac' to confirm the security update is applied
Caveat Standard macOS update risks apply - ensure critical data is backed up before updating; some legacy applications may be incompatible with newer macOS versions

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

We can perform the upgrade in your staging environment and verify nothing breaks — typical engagement from $1,600. Get the upgrade done

Scan for this in your stack

Free · runs locally
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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-2026-64708 in production — separate from our analysis above.

No notes yet

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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