How severe is CVE-2026-20437?

CVE-2026-20437 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-20437 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-2026-20437?

CVE-2026-20437 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-20437?

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

Does CVE-2026-20437 have an EU (EUVD) identifier?

Yes. CVE-2026-20437 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9162.

When was CVE-2026-20437 published?

CVE-2026-20437 was published on 2026-03-02 and last updated on 2026-06-17.

CVE-2026-20437

CVE-2026-20437 is a medium-severity vulnerability in Google Android with a CVSS 3.x base score of 4.4. 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-416.

Key facts

Severity: Medium (CVSS 3.x base score 4.4)
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-9162
Weakness: CWE-416
Affected product: Google Android
Published: 2026-03-02
Last modified: 2026-06-17

Description

In MAE, there is a possible system crash due to use after free. This could lead to local denial of service if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10431940; Issue ID: MSV-5843.

Frequently asked questions

What is CVE-2026-20437?: In MAE, there is a possible system crash due to use after free. This could lead to local denial of service if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10431940; Issue ID: MSV-5843.
How severe is CVE-2026-20437?: CVE-2026-20437 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-20437 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-2026-20437?: CVE-2026-20437 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-20437?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-20437 have an EU (EUVD) identifier?: Yes. CVE-2026-20437 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9162.
When was CVE-2026-20437 published?: CVE-2026-20437 was published on 2026-03-02 and last updated on 2026-06-17.

References

https://corp.mediatek.com/product-security-bulletin/March-2026

Affected products (1)

cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:*

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