MediaTek Nbiot SDK vulnerabilities

9 CVEs affecting MediaTek Nbiot SDK, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-20436, published 2026-03-02.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2022-26437, published 2022-08-01. Critical severity, CVSS 9.8. EPSS: 1.4% chance of exploitation in the next 30 days. In httpclient, there is a possible out of bounds write due to uninitialized data. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is…
CVE-2025-20680, published 2025-07-08. Critical severity, CVSS 9.8. EPSS: 0.8% chance of exploitation in the next 30 days. In Bluetooth driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction…
CVE-2026-20419, published 2026-02-02. Medium severity, CVSS 6.5. EPSS: 0.8% chance of exploitation in the next 30 days. In wlan AP/STA firmware, there is a possible system becoming irresponsive due to an uncaught exception. This could lead to remote (proximal/adjacent) denial of service with no additional execution…
CVE-2026-20407, published 2026-02-02. Critical severity, CVSS 9.3. EPSS: 0.2% chance of exploitation in the next 30 days. In wlan STA driver, there is a possible escalation of privilege due to a missing bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction…
CVE-2025-20687, published 2025-07-08. Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days. In Bluetooth driver, there is a possible out of bounds read due to an incorrect bounds check. This could lead to local denial of service with User execution privileges needed. User interaction is not…
CVE-2025-20677, published 2025-06-02. Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days. In Bluetooth driver, there is a possible system crash due to an uncaught exception. This could lead to local denial of service with User execution privileges needed. User interaction is not needed…
CVE-2025-20676, published 2025-06-02. Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days. In wlan STA driver, there is a possible system crash due to an uncaught exception. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for…
CVE-2026-20436, published 2026-03-02. Medium severity, CVSS 6.7. EPSS: 0.1% chance of exploitation in the next 30 days. In wlan STA driver, there is a possible escalation of privilege due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System…
CVE-2026-20423, published 2026-03-02. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. In wlan STA driver, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is…