[ CVE-2026-20519 · Published 5 Oct 2026 ]
Vulnerability in MediaTek, Inc. MediaTek chipset
CVSS 7.5
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 escalation of privilege, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01778993; Issue ID: MSV-8898.
[ 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.
[ References ]References
- www.mediatek.com/product-security-bulletin/October-2026Vendor Advisory