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Vulnerability record · CVE-2026-20500 · published 7 September 2026

CVE-2026-20500: Mediatek mt2716 firmware improper certificate validation vulnerability

Mediatek · Mt2716 Firmware

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.

5.5 CVSS 3.1 Medium EPSS 0.09% · top 99.4% CWE-295 · Improper certificate validation
5.5CVSS 3.1 base score
0.09%EPSS exploitation probability, 30 days
NoNot in CISA KEV
22Affected product versions listed by NVD
1References
9 Sep 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

22 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.mediatek.com/product-security-bulletin/September-2026 Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-20500), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.