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CVE-2026-28966 is an out-of-bounds write vulnerability in RealityKit. Processing a maliciously crafted file can cause memory to be written outside its intended bounds, resulting in unexpected application termination. Apple corrected the issue with improved bounds checking. Affected releases include iOS and iPadOS before 26.7, macOS Sequoia before 15.8, macOS Tahoe before 26.7, and applicable pre-fixed releases of macOS Golden Gate, tvOS, and visionOS.
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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.
8 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A vulnerability addressed in Apple TV version 27.
An out-of-bounds write vulnerability in Apple operating systems where processing a maliciously crafted file may cause unexpected application termination.
Validation flaw allowing an app to access sensitive user data.
An unspecified vulnerability addressed in Apple iOS 26.7.
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.