CVE-2026-28858CRITICAL 9.8EPSS p40.8%

CVE-2026-28858CVE-2026-28858

Description

A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.4 and iPadOS 26.4. A remote user may be able to cause unexpected system termination or corrupt kernel memory.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.53% probability of exploitation · percentile 40.8% · 2026-06-19T12:03:05Z
Published2026-03-25
Last modified2026-03-26

Underlying weaknesses· 1

CWE-120

References

  1. https://support.apple.com/en-us/126792

1

TypeTargetConfidenceTier
WeaknessBuffer Copy without Checking Size of Input ('Classic Buffer Overflow')cwe-1200%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

CVE
CVE-2025-24237
CVE
CVE-2025-31234
CVE
CVE-2025-24154
CVE
Apple iOS and iPadOS Buffer Overflow Vulnerability
CVE
CVE-2022-42827
CVE
CVE-2026-28832
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.