Medium

WebKit malicious web content Safari crash in Apple platforms

IdentifiersCVE-2025-24216CWE-119· Improper Restriction of Operations…

CVE-2025-24216 is a WebKit vulnerability in Apple platforms where processing maliciously crafted web content may lead to an unexpected Safari crash. Apple states the issue was addressed with improved memory handling, indicating a memory-safety flaw in WebKit triggered during web content processing. The vulnerability affects Safari and Apple operating systems including visionOS, tvOS, iPadOS, iOS, and macOS prior to the fixed releases. Based on the provided information, the confirmed outcome is application crash rather than code execution.

For your environment

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ANALYST BRIEF

Impact, mitigation & remediation

What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.

Impact

What an attacker gets, and what they’ve been doing with it.

A remote attacker can cause Safari to crash by enticing a target to process specially crafted web content. The documented impact is denial of service at the application level through unexpected browser termination. The provided content does not confirm arbitrary code execution or data disclosure for this specific CVE.

Mitigation

If you can’t patch tonight, do this now.

Apply the relevant Apple security updates as soon as possible. Until patching is complete, reduce exposure by limiting use of untrusted web content and isolating high-risk browsing activity, but no complete mitigation is provided in the supplied content short of updating.

Remediation

Patch, then assume compromise.

Upgrade affected systems to the vendor-fixed versions: visionOS 2.4, tvOS 18.4, iPadOS 17.7.6, iOS 18.4 and iPadOS 18.4, macOS Sequoia 15.4, and Safari 18.4. Apple indicates the issue was fixed through improved memory handling in WebKit.

PUBLIC EXPLOITS

Exploits

No public exploits tracked yet. Mallory keeps watching.

VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

EXPOSURE SURFACE

Affected products & vendors

Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.

VendorProductType

AppleIpadosoperating_system

AppleIphone Osoperating_system

AppleMacosoperating_system

AppleSafariapplication

AppleTvosoperating_system

AppleVisionosoperating_system

Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.

ACTIVITY FEED

Recent activity

5 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

5 SOURCESView more in app

apple supportNews

Jan 25, 2026

About the security content of visionOS 2.4 - Apple Support

A use-after-free in web content processing that may lead to an unexpected Safari crash on Apple Vision Pro.

What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: which of your assets are affected, which adversaries are exploiting it right now, which detections to deploy, and what to do tonight.

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Exposure mapping

Query your assets running an affected version, and investigate the blast radius.

Threat actor evidence

Every observed campaign linking this CVE to a named adversary.

Associated malware

Malware families riding this exploit, with evidence and IOCs.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Vendor-by-vendor mapping

Cross-references every affected SKU, including bundled OEM variants.

Social activity4