A memory corruption vulnerability in WebKit affects Apple iOS, iPadOS, and macOS. Processing maliciously crafted web content can trigger memory corruption in the browser content-processing path, leading to instability such as Safari crashes. Apple indicates the issue was addressed through improved memory handling, and some references also describe improved locking in the affected web-content processing logic. The vulnerability is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, and macOS Tahoe 26.6.2.
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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.
5 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A WebKit memory corruption vulnerability reachable through crafted web content.
A memory corruption vulnerability in Apple web content processing that may cause Safari to crash.
A memory corruption vulnerability in macOS Tahoe that may cause Safari to crash when processing malicious web content.
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.