CVE-2026-86879CWE-20

CVE-2026-86879

Medium · published September 15, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
32.4
In the wild
Unconfirmed
What it is

A denial-of-service issue was addressed with improved input validation. This issue is fixed in iOS 27 and iPadOS 27. A remote attacker may be able to cause a denial-of-service.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00394 · 32.4th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2026-09-15T01:17Z
Affected products (2)
ProductVersionsFixed in
apple/ipados< 27.027.0
apple/iphone_os< 27.027.0
References (1)
https://support.apple.com/en-us/149034 · [email protected]
EPSS history
Timeline
  • 17 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 14 SEP 20:47Z
    A denial-of-service issue was addressed with improved input validation
    cvelistv5