How severe is CVE-2025-21028?

CVE-2025-21028 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2025-21028 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-21028?

CVE-2025-21028 primarily affects Samsung Android. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-21028?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-21028 have an EU (EUVD) identifier?

Yes. CVE-2025-21028 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-26510.

When was CVE-2025-21028 published?

CVE-2025-21028 was published on 2025-09-03 and last updated on 2026-06-17.

CVE-2025-21028

CVE-2025-21028 is a medium-severity vulnerability in Samsung Android with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-26510
Affected product: Samsung Android
Published: 2025-09-03
Last modified: 2026-06-17

Description

Improper privilege management in ThemeManager prior to SMR Sep-2025 Release 1 allows local privileged attackers to reuse trial items.

Frequently asked questions

What is CVE-2025-21028?: Improper privilege management in ThemeManager prior to SMR Sep-2025 Release 1 allows local privileged attackers to reuse trial items.
How severe is CVE-2025-21028?: CVE-2025-21028 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2025-21028 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-21028?: CVE-2025-21028 primarily affects Samsung Android. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-21028?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-21028 have an EU (EUVD) identifier?: Yes. CVE-2025-21028 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-26510.
When was CVE-2025-21028 published?: CVE-2025-21028 was published on 2025-09-03 and last updated on 2026-06-17.

References

https://security.samsungmobile.com/securityUpdate.smsb?year=2025&month=09

Affected products (9)

cpe:2.3:o:samsung:android:15.0:-:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-apr-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-aug-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-jul-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-jun-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-mar-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-may-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:16.0:-:*:*:*:*:*:*
cpe:2.3:o:samsung:android:16.0:smr-aug-2025-r1:*:*:*:*:*:*

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