How severe is CVE-2024-43766?

CVE-2024-43766 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2024-43766 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-2024-43766?

CVE-2024-43766 primarily affects Google Android. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-43766?

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

Does CVE-2024-43766 have an EU (EUVD) identifier?

Yes. CVE-2024-43766 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-55457.

When was CVE-2024-43766 published?

CVE-2024-43766 was published on 2026-03-02 and last updated on 2026-06-17.

CVE-2024-43766

CVE-2024-43766 is a medium-severity vulnerability in Google Android with a CVSS 3.x base score of 6.5. 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-319.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-55457
Weakness: CWE-319
Affected product: Google Android
Published: 2026-03-02
Last modified: 2026-06-17

Description

In multiple functions of btm_ble_sec.cc, there is a possible unencrypted communication due to Invalid error handling. This could lead to remote (proximal/adjacent) information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

Frequently asked questions

What is CVE-2024-43766?: In multiple functions of btm_ble_sec.cc, there is a possible unencrypted communication due to Invalid error handling. This could lead to remote (proximal/adjacent) information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.
How severe is CVE-2024-43766?: CVE-2024-43766 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2024-43766 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-2024-43766?: CVE-2024-43766 primarily affects Google Android. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-43766?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-43766 have an EU (EUVD) identifier?: Yes. CVE-2024-43766 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-55457.
When was CVE-2024-43766 published?: CVE-2024-43766 was published on 2026-03-02 and last updated on 2026-06-17.

References

https://source.android.com/docs/security/bulletin/2026/2026-03-01

Affected products (3)

cpe:2.3:o:google:android:14.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:16.0:-:*:*:*:*:*:*

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