CVE-2026-20500: Input Validation
Published Sep 7, 2026
·Updated
In Modem, there is a possible system crash due to improper input validation. This could lead to local denial of service with User execution privileges needed. User interaction is needed for exploitation. Patch ID: MOLY01810811; Issue ID: MSV-9232.
Affected Software
44 affected components
All of the following
MediaTek Mt2716 Firmware
MediaTek Mt2716
All of the following
MediaTek Mt6835 Firmware
MediaTek Mt6835
All of the following
MediaTek Mt6858 Firmware
MediaTek Mt6858
All of the following
MediaTek Mt6878 Firmware
MediaTek Mt6878
All of the following
MediaTek Mt6881 Firmware
MediaTek Mt6881
All of the following
MediaTek Mt6897 Firmware
MediaTek Mt6897
All of the following
MediaTek Mt6899 Firmware
MediaTek Mt6899
All of the following
MediaTek Mt6982vb Firmware
MediaTek Mt6982vb
All of the following
MediaTek Mt6986 Firmware
MediaTek Mt6986
All of the following
MediaTek Mt6988 Firmware
MediaTek Mt6988
All of the following
MediaTek Mt6991 Firmware
MediaTek Mt6991
All of the following
MediaTek Mt6993 Firmware
MediaTek Mt6993
All of the following
MediaTek Mt8668 Firmware
MediaTek Mt8668
All of the following
MediaTek Mt8676 Firmware
MediaTek Mt8676
All of the following
MediaTek Mt8678 Firmware
MediaTek Mt8678
All of the following
MediaTek Mt8755 Firmware
MediaTek Mt8755
All of the following
MediaTek Mt8775 Firmware
MediaTek Mt8775
All of the following
MediaTek Mt8792 Firmware
MediaTek Mt8792
All of the following
MediaTek Mt8793 Firmware
MediaTek Mt8793
All of the following
MediaTek Mt8863 Firmware
MediaTek Mt8863
All of the following
MediaTek Mt8873 Firmware
MediaTek Mt8873
All of the following
MediaTek Mt8883 Firmware
MediaTek Mt8883
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch MOLY01810811
Event History
Sep 7, 2026
CVE Published
via MITRE·01:57 AM
Data Sourced
via MITRE·01:57 AM
DescriptionWeakness
Data Sourced
via NVD·02:17 AM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What level of access and interaction are required to exploit this issue?
An attacker needs User-level execution privileges on the affected device, and user interaction is required for exploitation.
2
What is the expected impact if exploitation succeeds?
Successful exploitation can cause a system crash, resulting in a local denial of service.
3
How can I identify the vendor fix associated with this issue?
The provided patch identifier is MOLY01810811, and the related issue identifier is MSV-9232.