CVE-2026-54467
Trusted Firmware-M Mailbox Initialization Improper Input Validation
Description
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.
INFO
Published Date :
Aug. 26, 2026, 4:03 a.m.
Last Modified :
Aug. 26, 2026, 4:03 a.m.
Remotely Exploit :
No
Source :
mitre
Affected Products
The following products are affected by CVE-2026-54467
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 8254265b-2729-46b6-b9e3-3dfca2d5bfca |
Solution
- Update Trusted Firmware-M to version 00d1b3e or later.
- Validate all mailbox pointers rigorously.
- Ensure non-secure pointers are never used for critical initializations.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-54467 vulnerability anywhere in the article.