Vulnerability · Published Oct 20, 2026 · Assigned by icscert
CVE-2026-110322HMS Networks PEAK-System PCAN Windows drivers Untrusted Pointer Dereference
Medium 5.5
In plain English
A medium-severity security flaw in PCAN Windows CAN device drivers from HMS Networks. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 1% of all known vulnerabilities).
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.1%top 98.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
The PEAK-System PCAN type 0x4030 processing path fails to validate a selected/returned object pointer before dereferencing fixed fields during post-processing.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| HMS Networks | PEAK-System Device Driver Setup | 0 – through 5.1.2.1151 |
| HMS Networks | PCAN Windows CAN device drivers | 0 – through 5.1.2 |
Weakness: CWE-822 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H