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Vulnerability record · CVE-2026-20544 · published 5 October 2026

CVE-2026-20544: Mediatek mt8910 firmware out-of-bounds write vulnerability

Mediatek · Mt8910 Firmware

In meta, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege, if an attacker has physical access to the device, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11049530 / ALPS11480843; Issue ID: MSV-7935.

6.8 CVSS 3.1 Medium EPSS 0.17% · top 94.6% CWE-787 · Out-of-bounds write
6.8CVSS 3.1 base score
0.17%EPSS exploitation probability, 30 days
NoNot in CISA KEV
59Affected product versions listed by NVD
1References
9 Oct 2026Last modified by NVD

Description

In meta, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege, if an attacker has physical access to the device, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11049530 / ALPS11480843; Issue ID: MSV-7935.

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

Affected products

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

References

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

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Related vulnerabilities

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

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Source: NIST National Vulnerability Database (record CVE-2026-20544), CISA KEV, FIRST EPSS (scores of 2026-10-11). This page is refreshed as NVD updates the record.