CVE-2026-21024

Local execution of privileged functions

Published May 13, 2026 · Updated May 13, 2026

Improper privilege management in Samsung System Support Service before 8.0.8.0 allows local users to trigger privileged functions. Samsung has not disclosed the affected interface or the privilege-management operation that improperly accepts the request. Exploitation requires a low-privileged local account and no user interaction, and it executes functions with higher privilege.

CVSS severity6.3
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 privilege management in Samsung System Support Service before 8.0.8.0 allows local users to trigger privileged functions. Samsung has not disclosed the affected interface or the privilege-management operation that improperly accepts the request. Exploitation requires a low-privileged local account and no user interaction, and it executes functions with higher privilege.

The record

CVE
CVE-2026-21024
Published
May 13, 2026
Updated
May 13, 2026
Vendor
Samsung Electronics Co., Ltd.
Product
Samsung System Support Service
Classifications
CWE-269, T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. May 13, 2026CVE publishedPublication date reported by the CVE source.
  2. May 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 privilegesauthenticated

What is affected?

Samsung Electronics Co., Ltd. · Samsung System Support ServiceAffected versions are unavailable in this record.

Published CVSS scores

6.3Samsung MobileCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:H/SI:H/SA:H

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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-269Improper Privilege Management
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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