Vulnerability · CVE-2026-28834
A race condition was addressed with improved state handling.
Published Mar 25, 2026 · corrected/updated Jun 17, 2026 · apple macos · evidence confidence high
A race condition was addressed with improved state handling. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to cause unexpected system termination.
Grounded briefings
Catalog interpretations for three audiences. Each brief cites ingested metadata and the original advisories below. They are not independent research and they do not invent exploit steps.
Executive
CVE-2026-28834 is a medium public vulnerability record for apple macos. It is not currently listed in the CISA Known Exploited catalog. Check the linked vendor or CERT advisories for patch status. This summary is a catalog interpretation of the ingested metadata and cites the original advisories below.
System administrator
Identify whether apple macos is in your estate, then compare installed versions with the affected ranges. Affected packages or ranges on record: apple/macos. Check the linked vendor or CERT advisories for patch status. Prefer the vendor or distribution advisory linked in Sources before changing production systems. This is a catalog interpretation, not a runbook.
Security analyst
Signals on file: CVSS 5.1 (technical impact); EPSS 0.1% (30-day exploitation probability). It is not currently listed in the CISA Known Exploited catalog. Weakness classes: CWE-362. Sources contributing to this record: cve_org, epss, nvd. Public exploit references, when present, are outbound links only and are not proof of active exploitation. This is a catalog interpretation of stored metadata.
Exploitation and remediation
Exploitation evidence
Not listed as known exploited in CISA KEV. Not in CISA KEV or VulnCheck KEV.
Patch and remediation
No required-action text, fix commit, or clear fixed-version range is stored yet.
Safe detection guidance
Compare installed versions with the affected ranges below and verify the advisory from the original publisher. This site stores metadata and outbound links only; it does not ship exploit code or proof-of-concept payloads.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Mar 25, 2026 · NIST NVD
Detected
A race condition was addressed with improved state handling. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to cause unexpected system termination.
Jun 17, 2026 · NIST NVD
Updated
A race condition was addressed with improved state handling. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to cause unexpected system termination.
Affected
- cpe apple/macosversion unspecified
Sources
- CVE.orgVulnerability recordCVE-2026-28834
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2026-28834
30-day exploitation probability 0.1%
first.org - NIST NVDVulnerability recordCVE-2026-28834
A race condition was addressed with improved state handling. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to cause unexpected system termination.
nvd.nist.gov