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CVE-2026-43705 is a type confusion vulnerability in Apple WebKit that affects Safari and Apple operating systems that embed the WebKit web-content processing engine. The flaw occurs during processing of maliciously crafted web content and can lead to memory corruption. Apple stated that the issue was addressed with improved checks. Affected products include Safari prior to 26.5.2, iOS and iPadOS prior to 26.5.2 and 18.7.10, macOS Tahoe prior to 26.5.2, and corresponding WebKit-bearing platform releases including tvOS 26.6, visionOS 26.6, and watchOS 26.6.
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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.
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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.
17 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A WebKit memory corruption vulnerability triggered by maliciously crafted web content.
A WebKit vulnerability where processing maliciously crafted web content may lead to memory corruption.
A type confusion vulnerability in web content processing that could lead to memory corruption.
A type confusion vulnerability in Apple Safari that can be triggered by processing maliciously crafted web content, potentially leading to memory corruption.
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.