CVE-2026-21012

System-privileged file creation via unchecked filename

Published Apr 13, 2026 · Updated Apr 13, 2026

External file-name control in AODManager on Samsung Mobile Devices before SMR Apr-2026 Release 1 allows privileged local users to create files as system. AODManager accepts an externally controlled file name and passes it to a system-privileged file-creation operation without adequate input validation. A privileged local context is required, and the published consequence is limited to creating a file with system privilege.

CVSS severity6.8
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

External file-name control in AODManager on Samsung Mobile Devices before SMR Apr-2026 Release 1 allows privileged local users to create files as system. AODManager accepts an externally controlled file name and passes it to a system-privileged file-creation operation without adequate input validation. A privileged local context is required, and the published consequence is limited to creating a file with system privilege.

The record

CVE
CVE-2026-21012
Published
Apr 13, 2026
Updated
Apr 13, 2026
Vendor
Samsung Electronics Co., Ltd.
Product
Samsung Mobile Devices
Classifications
CWE-73, T1068
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Apr 13, 2026CVE publishedPublication date reported by the CVE source.
  2. Apr 13, 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 privilegesadmin

What is affected?

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

Published CVSS scores

3.3NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
6.8Samsung MobileCVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:L/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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-73External Control of File Name or Path
T1068Exploitation for Privilege Escalation

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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