{"id":"CVE-2026-54467","title":"On the Trusted Firmware-M (TF-M) 2 through 2.3.0 platform before 00d1b3e, mailbox initialization on PSOC64 and RP2350 accepts a non-secure, unvalidated, supplied pointer.","summary":"On the Trusted Firmware-M (TF-M) 2 through 2.3.0 platform before 00d1b3e, mailbox initialization on PSOC64 and RP2350 accepts a non-secure, unvalidated, supplied pointer.","severity":"high","cvss":7,"cvssVector":"CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","cwe":["CWE-283"],"published":"2026-08-26","updated":"2026-09-09","sourceUpdated":"2026-09-09T16:04:24.933","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-54467","references":[{"url":"https://review.trustedfirmware.org/c/TF-M/trusted-firmware-m/+/53051/1/docs/security/security_advisories/missing_ns_pointer_validation_mailbox_init.rst#58","label":"cve@mitre.org"},{"url":"https://www.trustedfirmware.org/projects/tf-m/","label":"cve@mitre.org"}],"tags":["nvd"],"epss":0.0015,"epssPercentile":0.0458,"ingestedAt":"2026-09-09T16:14:05.515Z","slug":"CVE-2026-54467","body":"## Overview\n\nOn the Trusted Firmware-M (TF-M) 2 through 2.3.0 platform before 00d1b3e, mailbox initialization on PSOC64 and RP2350 accepts a non-secure, unvalidated, supplied pointer.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":39,"depthScoreParts":{"impact":38.5,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}