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CVE-2026-64779 is a memory corruption vulnerability in the WebKit Storage component affecting Apple platforms, including iOS, iPadOS, and macOS. The flaw can be triggered when Safari processes maliciously crafted web content. Apple indicates the issue was addressed through improved locking, which suggests a concurrency or synchronization defect in storage-related web content handling that could corrupt memory and result in instability. The observed impact described by Apple is an unexpected Safari crash.
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What an attacker gets, and what they’ve been doing with it.
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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.
5 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A WebKit Storage memory-corruption vulnerability that could crash Safari via crafted web content.
A memory corruption vulnerability in Apple web content processing that may cause Safari to crash.
A macOS Tahoe vulnerability in malicious web content processing that may cause an unexpected Safari crash. The excerpt provides only limited technical detail tied to this CVE.
A memory corruption vulnerability in web content processing that may cause Safari to crash on affected Apple devices.
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.