How severe is CVE-2021-39739?

CVE-2021-39739 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-2021-39739 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-2021-39739?

CVE-2021-39739 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-39739?

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

When was CVE-2021-39739 published?

CVE-2021-39739 was published on 2022-03-30 and last updated on 2026-06-17.

CVE-2021-39739

CVE-2021-39739 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-532.

Key facts

Severity: Low (CVSS 3.x base score 3.3)
CVSS v2: 2.1
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-532
Affected product: Google Android
Published: 2022-03-30
Last modified: 2026-06-17

Description

In ArrayMap, there is a possible leak of the content of SMS messages due to log information disclosure. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12LAndroid ID: A-184525194

Frequently asked questions

What is CVE-2021-39739?: In ArrayMap, there is a possible leak of the content of SMS messages due to log information disclosure. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12LAndroid ID: A-184525194
How severe is CVE-2021-39739?: CVE-2021-39739 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-2021-39739 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-2021-39739?: CVE-2021-39739 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-39739?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-39739 published?: CVE-2021-39739 was published on 2022-03-30 and last updated on 2026-06-17.

References

https://source.android.com/security/bulletin/android-12l

Affected products (1)

cpe:2.3:o:google:android:12.1:*:*:*:*:*:*:*

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