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major vulnerability· requires attention

Affects widely used Apple operating systems (mobile, desktop, wearable, TV) with remote code execution potential (CVSS 9.8); enterprise impact across organizations using Apple devices.

Systems

CVE-2026-65414

9.8
Critical
EPSS 0.99%Patch availableSep 15, 2026

Out-of-bounds write in Apple OSes enabling app crashes or remote code execution.

common questions

Is CVE-2026-65414 being exploited?

Not confirmed. CVE-2026-65414 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.99% probability of exploitation in the next 30 days.

How severe is CVE-2026-65414?

CVE-2026-65414 is rated Critical with a CVSS score of 9.8. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.

Is there a patch for CVE-2026-65414?

Yes. A fix has been recorded for CVE-2026-65414. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.

What does CVE-2026-65414 affect?

CVE-2026-65414 affects iOS 26.7, iOS 27, iPadOS 26.7, iPadOS 27, and 6 further products or versions. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.

What should I do about CVE-2026-65414?

Install Apple security updates to the listed fixed OS versions immediately.

Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.

executive summary
technical analysis
affected
iOS 26.7iOS 27iPadOS 26.7iPadOS 27macOS Golden Gate 27macOS Sequoia 15.8macOS Tahoe 26.7tvOS 27visionOS 27watchOS 27
impact

Remote attacker can trigger an out-of-bounds write via crafted input to crash apps or achieve arbitrary remote code execution.

action required

Immediate action required

affected versions
Apple iOS and iPadOS
  • affected< 26.7
  • affected< 27
Apple macOS
  • affected< 15.8
  • affected< 26.7
  • affected< 27
Apple tvOS
  • affected< 27
Apple visionOS
  • affected< 27
Apple watchOS
  • affected< 27

As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.

how to fix
Remediation steps are tailored for users whose stack is affected. Add this technology to your stack to see the fix checklist.
references
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