Privilege escalation in Apple iOS And Ipados
CVE-2026-86888
A permissions issue was addressed with additional restrictions. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. A local app may be able to read a persistent account identifier.
Vulnerability class: Privilege Escalation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.001 (3.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 3.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000
Affected products
Weakness classification (CWE)
References
- support.apple.com/en-us/149034 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/149035 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/149036 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/149037 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/149038 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/149042 (Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-86888?
- CVE-2026-86888 is a low-severity vulnerability in Apple iOS And Ipados, classified under Improper Privilege Management. CVSS score: 3.3/10. Published 2026-09-14.
- How severe is CVE-2026-86888?
- Low severity. CVSS v3 base score is 3.3 out of 10.