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CVE Record

CVE-2026-28882: This issue was addressed with improved checks.

This issue was addressed with improved checks. This 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, watchOS 26.4. An app may be able to enumerate a user's installed apps.

MediumCVSS 4Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This Apple vulnerability lets an app learn which other apps are installed on a user's device. That is mainly a privacy and profiling risk, not a system takeover issue. Apple says it fixed the issue with improved checks across current iOS, iPadOS, macOS, tvOS, visionOS, and watchOS releases.

Executive priority

Treat this as a medium-priority Apple privacy update. It does not indicate device compromise, but installed-app visibility can expose sensitive user context. Patch through normal Apple update channels, with faster action for executive, healthcare, legal, government, or regulated devices.

Technical view

CVE-2026-28882 is a local, low-complexity information disclosure issue. The supplied CVSS vector indicates no privileges or user interaction are required, with low confidentiality impact and no integrity or availability impact. Apple describes the impact as installed-application enumeration by an app and lists fixed OS versions.

Likely exposure

Exposure is likely limited to Apple devices running versions before the listed fixed releases. Highest relevance is for fleets where app privacy, device profiling, or sensitive user environments matter. The bundle does not provide exact vulnerable version ranges beyond affected Apple OS families.

Exploitation context

The source bundle does not show CISA KEV listing or cited evidence of active exploitation. The practical abuse scenario is a local app gaining visibility into installed apps, which could support user profiling or privacy-invasive behavior.

Researcher notes

The affected version data in the bundle is not granular; it lists Apple platform families and fixed releases. Analysis should avoid inferring specific vulnerable ranges. No CWE is provided. Validation should focus on advisory mapping and OS-version compliance, not exploit reproduction.

Mitigation direction

  • Update iOS and iPadOS to 18.7.9 or 26.4 where applicable.
  • Update macOS Tahoe, tvOS, visionOS, and watchOS to 26.4 where applicable.
  • Use Apple support advisories as the authoritative remediation source.
  • Prioritize managed devices with sensitive users or regulated privacy obligations.
  • Review app trust and deployment policies for unmanaged or third-party apps.

Validation and detection

  • Inventory Apple device OS versions across managed and unmanaged fleets.
  • Confirm devices meet the fixed versions named in Apple advisories.
  • Check Apple support pages for platform-specific security update details.
  • Verify update compliance through device management or asset records.
  • Document exceptions where devices cannot receive the fixed release.
Prepared
Confidence
medium
Sources
8

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

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CVE-2026-28882 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
4 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
3Timeline events
1ADP providers
7Source links

SSVC decision data

CISA-ADPCISA Coordinator
Timestamp
Version
2.0.3
Exploitation: noneAutomatable: noTechnical Impact: partial

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
4CVSS 3.1MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N2.51.4CISA-ADP

Vulnerability scoring details

Base CVSS 3.1 score

4Medium
CVSS 3.1 vector shape for CVE-2026-28882Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Vulnerability timeline

Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.

  1. CVE reservedCVE Program

    The CVE ID was reserved by the assigning CNA.

  2. CVE publishedCVE Program

    The CVE record was published.

  3. CVE updatedCVE Program

    The CVE record metadata indicates this as the latest update time.

ADP provider summaries

CISA-ADPCISA ADP Vulnrichment
cvssV3_1other:ssvc

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
AppleiOS and iPadOS0, 0Listed
ApplemacOS0Listed
AppletvOS0Listed
ApplevisionOS0Listed
ApplewatchOS0Listed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.