CVE-2026-110322
HMS Networks PEAK-System PCAN Windows drivers Untrusted Pointer Dereference
MEDIUM
5.5
CVSS Score
Published: October 20, 2026 at 08:26 PM UTC
Updated: October 22, 2026 at 05:36 PM UTC
2 products affected across 1 vendorPEAK-System Device Driver SetupPCAN Windows CAN device drivers
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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.1%
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
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
All versions
Vendor states this is fixed in 5.1.4 (unaffected)
All versions
Vendor states this is fixed in 5.1.4 (unaffected)
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (4)
Source: cverecord
https://www.hms-networks.com/cybersecuritySource: cverecord
https://www.peak-system.com/support/downloads/software/Source: cverecord
https://www.cisa.gov/news-events/ics-advisories/icsa-26-293-01CVSS
5.5MEDIUMicscert
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusAWAITING ANALYSIS
CWE
CWE-822
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