How severe is CVE-2019-9346?

CVE-2019-9346 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-9346 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-9346?

CVE-2019-9346 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-9346?

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-2019-9346 published?

CVE-2019-9346 was published on 2019-09-27 and last updated on 2026-06-17.

CVE-2019-9346

CVE-2019-9346 is a high-severity vulnerability in Google Android with a CVSS 3.x base score of 8.8. 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-787.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Google Android
Published: 2019-09-27
Last modified: 2026-06-17

Description

In libstagefright, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote code execution with no additional execution privileges needed. User interaction is needed for exploitation. Product: AndroidVersions: Android-10Android ID: A-128433933

Frequently asked questions

What is CVE-2019-9346?: In libstagefright, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote code execution with no additional execution privileges needed. User interaction is needed for exploitation. Product: AndroidVersions: Android-10Android ID: A-128433933
How severe is CVE-2019-9346?: CVE-2019-9346 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-9346 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-9346?: CVE-2019-9346 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-9346?: 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-2019-9346 published?: CVE-2019-9346 was published on 2019-09-27 and last updated on 2026-06-17.

References

https://source.android.com/security/bulletin/android-10

Affected products (1)

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

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