CVE-2026-64740
Medium
Elevated severity or exploit probability.
CVSS base
9.3
CRITICAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.2%
12.8th percentile
CISA KEV
Not listed
Weakness / dates
CWE-22
Published 2026-07-27 · modified 2026-08-17
CVSS breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
| Attack Vector | L | Local |
| Attack Complexity | L | Low |
| Privileges Required | N | None |
| User Interaction | N | None |
| Scope | C | Changed |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2026-07-27 — Published (NVD)
- 2026-08-17 — Last modified (NVD)
Description
A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6. A malicious app may be able to break out of its sandbox.