How severe is CVE-2023-21251?

CVE-2023-21251 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-21251 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-21251?

CVE-2023-21251 primarily affects Google Android. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-21251?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-21251 published?

CVE-2023-21251 was published on 2023-07-13 and last updated on 2026-06-17.

CVE-2023-21251

CVE-2023-21251 is a high-severity vulnerability in Google Android with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: High (CVSS 3.x base score 7.3)
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Google Android
Published: 2023-07-13
Last modified: 2026-06-17

Description

In onCreate of ConfirmDialog.java, there is a possible way to connect to VNP bypassing user's consent due to improper input validation. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.

Frequently asked questions

What is CVE-2023-21251?: In onCreate of ConfirmDialog.java, there is a possible way to connect to VNP bypassing user's consent due to improper input validation. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.
How severe is CVE-2023-21251?: CVE-2023-21251 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-21251 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-21251?: CVE-2023-21251 primarily affects Google Android. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-21251?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-21251 published?: CVE-2023-21251 was published on 2023-07-13 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:13.1:*:*:*:*:*:*:*

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