CVE-2026-21034

Audio configuration modification via exported component

Published Jun 5, 2026 · Updated Jun 5, 2026

Improperly exported components in Samsung Auto before 3.1.2.61 on Android 15 or before 3.2.0.38 on Android 16 let local users change audio settings. Samsung has not identified the specific exported component, but states that it lacks proper access control. A local low-privileged application can reach the component without user interaction and alter audio configuration, with no reported confidentiality or availability impact.

CVSS severity4.8
Medium
EPSS probability0.08%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improperly exported components in Samsung Auto before 3.1.2.61 on Android 15 or before 3.2.0.38 on Android 16 let local users change audio settings. Samsung has not identified the specific exported component, but states that it lacks proper access control. A local low-privileged application can reach the component without user interaction and alter audio configuration, with no reported confidentiality or availability impact.

The record

CVE
CVE-2026-21034
Published
Jun 5, 2026
Updated
Jun 5, 2026
Vendor
Samsung Electronics Co., Ltd.
Product
Samsung Auto
Classifications
CWE-926, T1565
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Jun 5, 2026CVE publishedPublication date reported by the CVE source.
  2. Jun 5, 2026Record 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 vectorlocal
Required privilegesauthenticated

What is affected?

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

Published CVSS scores

3.3NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
4.8Samsung MobileCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-926Improper Export of Android Application Components
T1565Data Manipulation

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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