CVE-2025-20966

Cross-profile data access via improper access control

Published May 7, 2025 · Updated May 7, 2025

Improper access control in Samsung Gallery allows physical attackers to access data belonging to other Android user profiles. Samsung identifies the flaw only as missing proper access control and has not disclosed the affected request, component, or operation that crosses the user-profile boundary. Physical possession of a Galaxy device is required; the published impact is cross-profile data exposure, with no integrity or availability impact.

CVSS severity4.6
Medium
EPSS probability0.21%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in Samsung Gallery allows physical attackers to access data belonging to other Android user profiles. Samsung identifies the flaw only as missing proper access control and has not disclosed the affected request, component, or operation that crosses the user-profile boundary. Physical possession of a Galaxy device is required; the published impact is cross-profile data exposure, with no integrity or availability impact.

The record

CVE
CVE-2025-20966
Published
May 7, 2025
Updated
May 7, 2025
Vendor
Samsung Electronics
Product
Samsung Gallery
Classifications
CWE-284
Attack vector
physical
Privileges
unauthenticated

Timeline

How it unfolded

  1. May 7, 2025CVE publishedPublication date reported by the CVE source.
  2. May 7, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected versions are unavailable in this record. Check the vendor advisory for version and patch details.

What conditions does exploitation require?

Attack vectorphysical
Required privilegesunauthenticated

What is affected?

Samsung Electronics · Samsung GalleryAffected versions are unavailable in this record.

Published CVSS scores

4.6Samsung MobileCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorphysical
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-284Improper Access Control

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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