How severe is CVE-2021-39628?

CVE-2021-39628 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2021-39628 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-39628?

CVE-2021-39628 primarily affects Google Android. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-39628?

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

When was CVE-2021-39628 published?

CVE-2021-39628 was published on 2022-01-14 and last updated on 2026-06-17.

CVE-2021-39628

CVE-2021-39628 is a low-severity vulnerability in Google Android with a CVSS 3.x base score of 3.3. 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-668.

Key facts

Severity: Low (CVSS 3.x base score 3.3)
CVSS v2: 2.1
EPSS exploit prediction: 0% (2nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-668
Affected product: Google Android
Published: 2022-01-14
Last modified: 2026-06-17

Description

In StatusBar.java, there is a possible disclosure of notification content on the lockscreen due to a logic error in the code. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11Android ID: A-189575031

Frequently asked questions

What is CVE-2021-39628?: In StatusBar.java, there is a possible disclosure of notification content on the lockscreen due to a logic error in the code. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11Android ID: A-189575031
How severe is CVE-2021-39628?: CVE-2021-39628 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2021-39628 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-39628?: CVE-2021-39628 primarily affects Google Android. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-39628?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-39628 published?: CVE-2021-39628 was published on 2022-01-14 and last updated on 2026-06-17.

References

https://source.android.com/security/bulletin/2022-01-01

Affected products (2)

cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*

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