CVE-2026-84571

At a glance

Severity: MEDIUM 4.3
EPSS: EPSS 0.40 % · percentile 34 (2026-10-27)
State: PUBLISHED
Published: 2026-09-14
Updated: 2026-10-26
Assigner: apple
NVD status: Analyzed

Description

A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. Processing a maliciously crafted image may lead to unexpected app termination.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	MEDIUM 4.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L	CISA-ADP
CVSS 3.1	MEDIUM 4.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L	NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Weaknesses (CWE)

CWE-120

European references

ENISA EUVD · EUVD-2026-78046
GCVE · GCVE-0-2026-84571

CERT-FR advisories

CERTFR-2026-AVI-1172 — Multiples vulnérabilités dans les produits Apple · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* < 27.0
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* < 27.0
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* < 27.0
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* < 27.0
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:* < 27.0
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* < 27.0

Affected products

Product	Versions
Apple · iOS and iPadOS	affected 0 < 27
Apple · macOS	affected 0 < 27
Apple · tvOS	affected 0 < 27
Apple · visionOS	affected 0 < 27
Apple · watchOS	affected 0 < 27

References

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD