How severe is CVE-2021-0304?

CVE-2021-0304 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 high, integrity none, and availability none.

Is CVE-2021-0304 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-0304?

CVE-2021-0304 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-2021-0304?

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

When was CVE-2021-0304 published?

CVE-2021-0304 was published on 2021-01-11 and last updated on 2026-06-17.

CVE-2021-0304

CVE-2021-0304 is a medium-severity vulnerability in Google 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. The underlying weakness is classified as CWE-732.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.9
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-732
Affected product: Google Android
Published: 2021-01-11
Last modified: 2026-06-17

Description

In several functions of GlobalScreenshot.java, there is a possible permission bypass due to an unsafe PendingIntent. This could lead to local information disclosure of the user's contacts with User execution privileges needed. User interaction is not needed for exploitation. Product: Android; Versions: Android-10, Android-8.0, Android-8.1, Android-9; Android ID: A-162738636.

Frequently asked questions

What is CVE-2021-0304?: In several functions of GlobalScreenshot.java, there is a possible permission bypass due to an unsafe PendingIntent. This could lead to local information disclosure of the user's contacts with User execution privileges needed. User interaction is not needed for exploitation. Product: Android; Versions: Android-10, Android-8.0, Android-8.1, Android-9; Android ID: A-162738636.
How severe is CVE-2021-0304?: CVE-2021-0304 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 high, integrity none, and availability none.
Is CVE-2021-0304 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-0304?: CVE-2021-0304 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-2021-0304?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-0304 published?: CVE-2021-0304 was published on 2021-01-11 and last updated on 2026-06-17.

References

https://source.android.com/security/bulletin/2021-01-01

Affected products (4)

cpe:2.3:o:google:android:8.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*
cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*

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