Is CVE-2026-21034 in the CISA KEV catalog?

No. CVE-2026-21034 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-21034?

CVE-2026-21034 has a CVSS v3 base score of 3.3 (LOW).

What is the EPSS score for CVE-2026-21034?

CVE-2026-21034 has an EPSS score of 0.08% (0th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-21034?

Upgrade auto to 3.2.0.38 or later.

CVE & CISA-KEV Catalog

CVE-2026-21034

LOW

3.3

CVSS v3

NVD

Description

Improper export of android application components in Samsung Auto prior to version 3.1.2.61 in Android 15 and 3.2.0.38 in Android 16 allows local attacker to change audio configuration.

How to fix

Remediation Available

autoNVD

Affected:< 3.2.0.38Fixed in:3.2.0.38CVE-2026-21034derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Exploit Intelligence

0.08%probability of exploitation in 30 days

0thpercentile

Low risk: more likely to be exploited than 0% of all known CVEs.

References

Vendor Advisory1

security.samsungmobile.com

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Markdown

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-30.