CVE-2026-20417

CVSS 5.3 MEDIUMEPSS 0.1%CWE-787

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.3EPSS 0.1%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

02 Feb 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

In pcie, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10314946 / ALPS10340155; Issue ID: MSV-5154.

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

Affected products

MediaTek, Inc. · MediaTek chipset

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References

https://corp.mediatek.com/product-security-bulletin/February-2026