High

Arbitrary code execution in Apple Web Content processing

IdentifiersCVE-2023-38594CWE-94

Apple states that CVE-2023-38594 was addressed with improved checks and that processing web content may lead to arbitrary code execution. The issue was fixed in iOS 15.7.8 and iPadOS 15.7.8, iOS 16.6 and iPadOS 16.6, tvOS 16.6, macOS Ventura 13.5, Safari 16.6, and watchOS 9.6. No further technical details about the vulnerable component, root cause, or specific function are provided in the supplied content.

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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.

Successful exploitation may allow arbitrary code execution in the context of processing malicious web content. Based on the supplied advisory text, this could be triggered when a target processes attacker-controlled web content, potentially resulting in compromise of the affected application or platform context. The provided content does not specify privilege level, sandbox escape, or whether exploitation is remote and unauthenticated beyond the web-content processing vector.

Mitigation

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

Until patches are applied, reduce exposure to untrusted web content where feasible, including limiting browsing to untrusted sites and restricting use of affected web-content rendering paths. Prioritize patching internet-exposed and high-risk user devices and browsers. The supplied content does not provide any vendor-specific workaround beyond installing the fixed versions.

Remediation

Patch, then assume compromise.

Apply the vendor fixes released by Apple: iOS 15.7.8 and iPadOS 15.7.8, iOS 16.6 and iPadOS 16.6, tvOS 16.6, macOS Ventura 13.5, Safari 16.6, and watchOS 9.6, which address the issue through improved checks.

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

AppleWatchosoperating_system

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

ACTIVITY FEED

Recent activity

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

2 SOURCESView more in app

apple supportNews

Jan 25, 2026

About the security content of iOS 16.6 and iPadOS 16.6 - Apple Support

Unknown (CVE referenced without technical description in the provided content).

apple supportNews

Jan 19, 2026

Informazioni sui contenuti di sicurezza di iOS 16.6 e iPadOS 16.6 - Supporto Apple (IT)

Vulnerabilità Apple (dettagli tecnici non specificati nel testo) corretta tramite aggiornamento di sicurezza.

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 activity