Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessTrick user into installing malicious app
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DeliveryUser launches or interacts with app
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ExploitAbuse permissions gap to bypass access restrictions
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ExecutionRead user-sensitive data
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ImpactExfiltrate private information
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Access control enforcement
MITRE ATT&CK
1 technique across 1 tactic: Defense Evasion The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Exploitation Conditions | Requires a malicious or compromised app already running locally on the device (AV:L), plus user interaction (UI:R) such as installing and launching that app; there is no remote or network-triggerable path. The app leverages a permissions-restriction gap to reach user-sensitive data outside its intended scope. Limiting factors: attacker must first get their app onto the device and get the user to run it, impact is confidentiality-only (no data modification or DoS), and any device already updated to iOS/iPadOS 26.7 or 27, macOS Sequoia 15.8, macOS Tahoe 26.7, or macOS Golden Gate 27 is not affected. |
| Impact | This is a genuine but moderate-severity local access-control flaw (CWE-284), not a network-exploitable critical. The CVSS 3.1 vector (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N = 5.5) tells the real story: exploitation requires code already running on the device (a malicious or compromised app) plus user interaction, and yields confidentiality impact only (C:H) with no integrity or availability effect. Every corroborating signal points to low real-world urgency rather than a fire drill: EPSS is 0.17% (7th percentile), there is no CISA KEV listing, and no public exploit code is identified. No SSVC decision data was provided. There is no conflict between the CVSS vector and the terse Apple description ('An app may be able to access user-sensitive data') - both are consistent with a sandbox/permission-scoping bypass reachable only from local app context. Bottom line: patch on a normal cadence; this is a privacy/data-exposure issue exploitable only after an attacker already has an app on the device, not a remotely wormable priority. |
| Exploit ScenarioDerived | A user installs a seemingly benign app (e.g., from a store or sideloaded) that abuses a permissions-restriction gap to read user-sensitive data it should not be able to reach, such as data belonging to other apps or the system. No public proof-of-concept exists, and the attack requires the malicious app to run locally with some user interaction, so it is a targeted privacy-exfiltration path rather than mass exploitation. |
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Alert meAnalysisAIv1 – Sep 16, 2026
Improper access control (CWE-284) in Apple iOS, iPadOS, and macOS allows a locally installed app to read user-sensitive data outside the permission boundary the operating system is supposed to enforce, an information-disclosure impact rated CVSS 5.5 (confidentiality High, integrity None, availability None). Exploitation is local and requires user interaction: the attacker must first get a malicious or compromised app onto the device and convince the user to launch it (AV:L, PR:N, UI:R), so there is no remote, network-triggerable, or self-propagating path. Apple has released fixes in iOS 26.7, iPadOS 26.7, iOS 27, iPadOS 27, macOS Sequoia 15.8, macOS Tahoe 26.7, and macOS Golden Gate 27; no public exploit code has been identified at time of analysis and EPSS is low at 0.17 percent (7th percentile), with no CISA KEV listing.
RemediationAI
Vendor-released patches are available and should be applied as the primary fix: upgrade to iOS 26.7 or iOS 27 and iPadOS 26.7 or iPadOS 27, and to macOS Sequoia 15.8, macOS Tahoe 26.7, or macOS Golden Gate 27, per the Apple advisories at https://support.apple.com/en-us/149034, https://support.apple.com/en-us/149035, https://support.apple.com/en-us/149041, https://support.apple.com/en-us/149042, and https://support.apple.com/en-us/149043. Because the attack surface is a locally installed app rather than a network service, there is no firewall, port-blocking, or perimeter mitigation that reduces exposure; the only effective compensating controls are those that limit what can be installed and run on managed devices: enforce App Store-only or allow-listed application installation via MDM, block sideloading and untrusted enterprise-signed builds, and restrict device management profiles to trusted organizations. The trade-offs are real, since strict allow-listing and sideloading blocks break legitimate internal tooling, developer workflows, and third-party enterprise apps, so those controls are best applied as an interim measure while iOS, iPadOS, and macOS fleets are patched. User-level mitigations such as training users not to install apps from unknown sources and disabling untrusted enterprise certificates reduce but do not eliminate the risk, since exploitation still requires the user to launch the malicious or compromised app.
Affected VersionsENISA
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 2 packages in euvd
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
The root cause is CWE-284 (Improper Access Control), and Apple's advisory language that the permissions issue was addressed with additional restrictions indicates the flaw lay in insufficient authorization checks rather than a memory-safety bug. Apple platforms enforce layered access control through the application sandbox, per-app data containers, entitlements, and TCC (Transparency, Consent, and Control) prompts, which together decide whether a process may read files, user data stores, or privacy-sensitive resources belonging to the user or to other apps; a gap in these checks lets an already-executing app step outside its intended scope and read user-sensitive data. The CVSS vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N confirms the attack is local-only, needs no privileges, and requires user interaction (installing and launching the app), with no scope change and no integrity or availability effect, meaning this is a confidentiality-only sandbox/authorization bypass rather than a kernel privilege-escalation or code-execution chain. CPE data maps the issue to two product families, cpe:2.3:a:apple:ios_and_ipados and cpe:2.3:a:apple:macos, reflecting that the same permission-handling logic is shared across Apple's mobile and desktop operating systems.
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Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Local malicious app (AV:L) needing user install/run (UI:R) but no prior privilege (PR:N); confidentiality-only data exposure, so I:N/A:N.
Primary rating from Vendor (apple).
CVSS VectorVendor: apple
Lifecycle Timeline
4DescriptionCVE.org
A permissions issue was addressed with additional restrictions. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to access user-sensitive data.
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
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EUVD-2026-77962
GHSA-vgmw-9qjv-m4xg
NVD
CVE.org
EPSS
VulDB
Exploit-DB