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Mallory
Medium

Information disclosure in Apple GeoServices

IdentifiersCVE-2026-28870CWE-200

CVE-2026-28870 is an information leakage vulnerability in Apple GeoServices. Apple states that the issue could allow an app to access sensitive user data and that it was addressed with additional validation. The vulnerability affects GeoServices across multiple Apple platforms, including iOS, iPadOS, macOS, tvOS, visionOS, and watchOS. No further technical detail about the specific vulnerable code path or data source is provided in the available content.

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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 malicious or untrusted app may be able to access sensitive user data exposed through GeoServices. Based on Apple’s advisory language, the primary impact is confidentiality loss rather than code execution or privilege escalation.

Mitigation

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

Until patched, reduce exposure by limiting installation and execution of untrusted apps, enforcing application allowlisting or MDM controls where available, and minimizing app access to sensitive data and location-related services. Specific workaround guidance beyond installing the security updates is not available in the provided content.

Remediation

Patch, then assume compromise.

Apply the vendor fixes provided by Apple. The issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, and watchOS 26.4.
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
AppleIosoperating_system
AppleIpadosoperating_system
AppleIphone Osoperating_system
AppleMacosoperating_system
AppleMacos Tahoeoperating_system
AppleTvosoperating_system
AppleVisionosoperating_system
AppleWatchosoperating_system

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

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.
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 activity6

Community discussion across Reddit, Mastodon, and other social sources.