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CVE-2026-43652 is a permissions flaw in the Sandbox component of macOS Tahoe. The issue allowed an application to access protected user data due to insufficient restrictions in permission enforcement. Apple addressed the vulnerability by adding additional restrictions, indicating the weakness stemmed from overly permissive access control within sandboxed or application-level data access paths. The vulnerability affects macOS Tahoe and was fixed in macOS Tahoe 26.5.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
If you can’t patch tonight, do this now.
Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
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.
3 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
An information disclosure vulnerability affecting Sandbox that may allow an app to access protected user data.
A permissions issue in macOS Tahoe that may allow an app to access protected user data.
A permissions issue in macOS Tahoe that could allow an app to access protected user data.
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.