CVE-2026-43770: A race condition was addressed with additional validation. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6. An app may be able to acce

mediumCVSS 4.7CVE-2026-43770

A race condition was addressed with additional validation. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6. An app may be able to access sensitive user data.

Details

Source: NVD Recent CVEs (US · database · site)
Severity: medium — CVSS 4.7
Published: 2026-07-27
Last updated: 2026-07-29
Exploitation: Not in CISA KEV at last sync

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-43770

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-437700.09% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 1% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-43770	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

unknownMultiple vulnerabilities in Apple products (July 28, 2026)cert-fr-avis

Recent advisories for A race condition

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

mediumCVE-2026-67607: LightFTP 2.3.1 contains a race condition vulnerability that allows remote attackers to crash t…nvd · 2026-07-31
unknownCVE-2026-16727: Concurrent Execution using Shared Resource with Improper Synchronization (“Race Condition”) in…nvd · 2026-07-30
criticalCVE-2026-64720: A race condition was addressed with improved state handling. This issue is fixed in iOS 26.6 a…nvd · 2026-07-27
mediumCVE-2026-43811: A race condition was addressed with improved checks. This issue is fixed in iOS 26.6 and iPadO…nvd · 2026-07-27
criticalCVE-2026-43805: A race condition was addressed with improved state handling. This issue is fixed in iOS 26.6 a…nvd · 2026-07-27
mediumCVE-2026-43781: A race condition was addressed with improved state handling. This issue is fixed in macOS Sequ…nvd · 2026-07-27