Contacts privacy bypass in macOS Sync Services
CVE-2026-28924 is a local privacy bypass in Apple Sync Services affecting macOS. Apple states the issue was caused by a race condition and was addressed with improved handling of symbolic links. Successful exploitation may allow an application to access the user's Contacts data without obtaining user consent. The issue is fixed in macOS Sonoma 14.8.7, macOS Sequoia 15.7.7, and macOS Tahoe 26.5.
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Impact, mitigation & remediation
What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
Impact
What an attacker gets, and what they’ve been doing with it.
Mitigation
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Remediation
Patch, then assume compromise.
Exploits
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Affected products & vendors
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
Recent activity
9 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A privacy vulnerability in Sync Services that may allow an app to access Contacts without user consent.
A race condition vulnerability in macOS Tahoe that may allow an app to access Contacts without user consent.
A macOS Sonoma race condition vulnerability that may allow an app to access Contacts without user consent.
A race condition vulnerability in macOS Sequoia that may allow an app to access Contacts without user consent.
The version that knows your environment.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.