CVE-2026-28955 is a WebKit memory-handling vulnerability affecting Safari and multiple Apple operating systems. When WebKit processes maliciously crafted web content, the flaw can trigger an unexpected process crash. Apple states the issue was addressed through improved memory handling, indicating a memory-safety defect in web-content processing within WebKit. Publicly available details do not identify the specific vulnerable function or code path.
Mallory correlates every CVE against your assets, your vendors, and active adversary campaigns. Know which vulnerabilities matter for you, not just which ones are loud.
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.
21 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
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A vulnerability in macOS Tahoe acknowledged by Apple, but no technical details are provided in the content excerpt.
A vulnerability in Apple TV software referenced in the advisory, but no technical details are provided in the content excerpt.
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.