# CVE-2026-112456: CVE-2026-112456

Status: published. Published: 2026-10-26. Updated: 2026-11-03.

An out-of-bounds write issue was addressed with improved input validation. This issue is fixed in iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. Processing a maliciously crafted file may lead to heap corruption.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Apple / iOS and iPadOS: ≥ 0; < 26.7.2 (affected, custom); ≥ 0; < 27.2 (affected, custom). Source: CNA: apple
- Apple / macOS: ≥ 0; < 15.8.2 (affected, custom); ≥ 0; < 26.7.2 (affected, custom); ≥ 0; < 27.2 (affected, custom). Source: CNA: apple

## Severity and prioritization

- CVSS 3.1: 7.8 (high); CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H; source: ADP: CISA-ADP

- CISA KEV: No listing in collected sources

- EPSS: 0.20% as of 2026-11-03; percentile 10.32%

- SSVC: exploitation none; automatable no; technical impact total; source ADP: CISA-ADP

- Weaknesses: CWE-787

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://support.apple.com/en-us/149227 (CNA: apple)

- https://support.apple.com/en-us/149230 (CNA: apple)

- https://support.apple.com/en-us/149521 (CNA: apple)

- https://support.apple.com/en-us/149522 (CNA: apple)

- https://support.apple.com/en-us/149523 (CNA: apple)

## Provenance

- CNA: apple: https://www.cve.org/CVERecord?id=CVE-2026-112456; retrieved 2026-11-03; source updated 2026-11-03

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2026-112456; retrieved 2026-11-03; source updated Not reported

Revision: 625295656a130aac034255d5caffdfd236aa19a7d53446abf859dd017df62bda

Canonical: https://y2.dev/cve/CVE-2026-112456

## Agent and API access

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- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

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