Vulnerability in Keil Mdk-Middleware

CVE-2026-115679

Arm Keil MDK-Middleware 8.3.0 may allow out-of-bounds reads and writes to the FTP Server RX Buffer

Published 2026-10-26 · last modified 2026-10-26.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Keil Mdk-Middleware — versions 8.3.0

Weakness classification (CWE)

CWE-195

References

support.arm.com/documentation/112560

Frequently asked questions

What is CVE-2026-115679?: CVE-2026-115679 is a medium-severity vulnerability in Keil Mdk-Middleware, classified under CWE-195. CVSS score: 6.5/10. Published 2026-10-26.
How severe is CVE-2026-115679?: Medium severity. CVSS v3 base score is 6.5 out of 10.