CVE-2026-86874CWE-125

CVE-2026-86874

Low · published October 20, 2026

CVSS v3.1
3.3
EPSS
0%
Percentile
0.9
In the wild
Unconfirmed
What it is

An out-of-bounds read was addressed with improved input validation. This issue is fixed in Xcode 27. Parsing a maliciously crafted binary may lead to unexpected tool termination.

The record
Technical detail
CVSS v3.1
3.3 · LOW
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
Not supplied
EPSS
0.00102 · 0.9th percentile
Weakness
CWE-125 · Out-of-bounds Read
Published
2026-10-20T05:17Z
References (1)
https://support.apple.com/en-us/149040 · [email protected]
EPSS history
Timeline
  • 21 OCT 03:32Z
    EPSS moved — → 0%
    epss
  • 20 OCT 00:50Z
    An out-of-bounds read was addressed with improved input validation
    cvelistv5
  • 20 OCT 00:50Z
    An out-of-bounds read was addressed with improved input validation
    cvelistv5