# CVE-2026-112639: CVE-2026-112639

Status: published. Published: 2026-10-26. Updated: 2026-11-02.

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 27.2, iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, visionOS 27.2. Processing maliciously crafted web content may lead to arbitrary code execution.

## Remediation

No remediation reported in collected sources

## Affected products and versions

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

## Severity and prioritization

- CVSS 3.1: 8.8 (high); CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H; source: ADP: CISA-ADP

- CISA KEV: No listing in collected sources

- EPSS: 0.20% as of 2026-11-02; percentile 9.91%

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

- Weaknesses: CWE-416

## 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/149526 (CNA: apple)

- https://support.apple.com/en-us/149527 (CNA: apple)

## Provenance

- CNA: apple: https://www.cve.org/CVERecord?id=CVE-2026-112639; retrieved 2026-11-02; source updated 2026-11-02

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2026-112639; retrieved 2026-11-02; source updated Not reported

Revision: 14a06225e6a07391a8139c172f5048f532cb1b8fb8e6ca46dd5e2e6ed49104b1

Canonical: https://y2.dev/cve/CVE-2026-112639

## Agent and API access

Public CVE pages, Markdown, and JSON are free to read without an account or API key.

- Public catalog: https://y2.dev/cve/index.json. Follow nextCursor with the same search, filters, sort, and limit (1–100). A null cursor marks the end.

- WebMCP: search_cve_disclosures, get_cve_disclosure, get_cve_page_markdown, get_y2_cve_access. Available in compatible browsers.

- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

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

Collected public records only. Check source status for coverage and freshness.