MediaTek MT6986D Firmware vulnerabilities

3 CVEs affecting MediaTek MT6986D Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-20528, published 2026-10-05.

Highest priority

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

CVE-2026-20449, published 2026-05-04. Medium severity, CVSS 6.5. EPSS: 0.2% chance of exploitation in the next 30 days. In Modem, there is a possible system crash due to a heap buffer overflow. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with…
CVE-2026-20490, published 2026-08-03. Medium severity, CVSS 4.4. EPSS: 0.1% chance of exploitation in the next 30 days. In ccci, there is a possible out of bounds read due to a missing bounds check. This could lead to local denial of service if a malicious actor has already obtained the System privilege. User…
CVE-2026-20528, published 2026-10-05. Medium severity, CVSS 6.7. EPSS: 0.1% chance of exploitation in the next 30 days. In ccci, there is a possible out of bounds write and read due to a missing bounds check. This could lead to local information disclosure, memory corruption, crashes, or privilege escalation if a…