CVE-2026-21059

File deletion via exported Android component

Published Aug 10, 2026 · Updated Aug 10, 2026

Improper component export in Samsung Contacts on Android 16 before SMR Aug-2026 Release 1 allows local attackers to delete files. An Android application component is exported without sufficient access control, exposing file deletion under Samsung Contacts privileges. A local application can invoke the exposed component without prior privileges or user interaction; Samsung has not identified the component or affected files publicly.

CVSS severity6.9
Medium
EPSS probability0.09%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper component export in Samsung Contacts on Android 16 before SMR Aug-2026 Release 1 allows local attackers to delete files. An Android application component is exported without sufficient access control, exposing file deletion under Samsung Contacts privileges. A local application can invoke the exposed component without prior privileges or user interaction; Samsung has not identified the component or affected files publicly.

The record

CVE
CVE-2026-21059
Published
Aug 10, 2026
Updated
Aug 10, 2026
Vendor
Samsung Electronics Co., Ltd.
Product
Samsung Mobile Devices
Classifications
CWE-926, T1661
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Aug 10, 2026CVE publishedPublication date reported by the CVE source.
  2. Aug 10, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

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 vectorlocal
Required privilegesunauthenticated

What is affected?

Samsung Electronics Co., Ltd. · Samsung Mobile DevicesAffected versions are unavailable in this record.

Published CVSS scores

7.1NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
6.9Samsung MobileCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA: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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

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

Weakness, pattern, technique

CWE-926Improper Export of Android Application Components
T1661Data Destruction

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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