Out-of-bounds Read in Nxp Mcuxsdk-Middleware-Usb
CVE-2026-116487
NXP MCUXpresso SDK USB middleware (mcuxsdk-middleware-usb) before 2.13.0 contains an out-of-bounds read vulnerability in USB_DeviceCdcRndisSetCommand() that trusts a host-supplied informationBufferOffset. A malicious USB host can send RNDIS SET messages for OID_GEN_CURRENT_PACKET_FILTER or OID_802_3_MULTICAST_LIST with an out-of-range offset to read and disclose device memory.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
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
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/nxp-mcuxpresso/mcuxsdk-middleware-usb/commit/209dd79f22755de93751d6f… (patch)
- github.com/nxp-mcuxpresso/mcuxsdk-middleware-usb/blob/release/26.06.00/device/c… (technical-description)
- mcuxpresso.nxp.com/mcuxsdk/latest/release/index.html (release-notes)
- github.com/nxp-mcuxpresso/mcuxsdk-middleware-usb (product)
- www.vulncheck.com/advisories/nxp-mcuxpresso-sdk-usb-middleware-before-2.13.0-rn… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-116487?
- CVE-2026-116487 is a medium-severity vulnerability in Nxp Mcuxsdk-Middleware-Usb, classified under Out-of-bounds Read. CVSS score: 4.6/10. Published 2026-10-26.
- How severe is CVE-2026-116487?
- Medium severity. CVSS v3 base score is 4.6 out of 10.
- Is CVE-2026-116487 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.