Vulnerability · Published Nov 6, 2026 · Assigned by ENISA

CVE-2026-118786NXP MCUXpresso SDK rpmsg-lite TZM Example before 26.06.01-lts Secure Memory Disclosure via NSC Veneer Functions

Medium 6.8

In plain English

A medium-severity improper input validation in MCUXpresso SDK from NXP. There are no confirmed reports of exploitation so far.

Severity (CVSS 3.1)6.8Medium

Exploit odds (30 days)–no EPSS score yet

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

Improper input validation in non-secure-callable (NSC) veneer functions of the NXP MCUXpresso SDK rpmsg-lite multicore example (multicore_examples/rpmsg_lite_pingpong_tzm) up to releases 26.06.00-lts and 26.09.00 may allow a non-secure caller to supply unvalidated pointers and size values, potentially resulting in disclosure of secure-world memory to the non-secure domain, or denial of service. All software versions starting from 26.06.01-lts and 26.12.00-pvw1 have fixed this issue.

Affected products (as reported)

Vendor	Product	Versions
NXP	MCUXpresso SDK	0 – before 26.12.00-pvw10 – before 26.06.01-lts

Weakness: CWE-20 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L

References

https://mcuxpresso.nxp.com/mcuxsdk/26.12.00-pvw1/release/index.html vendor-advisory