[ CVE-2026-20566 · Published 2 Nov 2026 ]
Vulnerability in MediaTek, Inc. MediaTek chipset
CVSS 4.8
EPSS <1%No fix listed yet
[ Description ]Official description
In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, if a malicious actor has already obtained the System privilege. User interaction is needed for exploitation. Patch ID: MOLY01923663 / ALPS11315955; Issue ID: MSV-10866.
[ Fixes ]Fixes and patches
No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.