ReviewHigh

CVE-2026-65343

Apple iOS and iPadOS, macOS, ipados

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. A remote attacker may be able to cause unexpected system termination.

CVSS
7.5
EPSS
-
- percentile
CISA KEV
Not listed
Published
2026.08.18
PRIORITY ASSESSMENT

Review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability-
Technical severityCVSS 7.5

Vulnerability overview

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. A remote attacker may be able to cause unexpected system termination.

Affected product and versions

Product
Apple iOS and iPadOS, macOS, ipados
Affected versions
< 26.6.1, >= 26.0 < 26.6.2
Fixed versions
26.6.1, 26.6.2

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Apple iOS and iPadOS, macOS, ipados and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
CWE-416
CVE-2026-65343 — Apple iOS and iPadOS, macOS, ipados | SECUFOCUS NOW