PatchTheCEVCVE-2026-110322: The PEAK-System PCAN type 0x4030 processing path fails to validate a selected/returned object pointer before d
20
Routine
MEDIUM 5.5
CVE-2026-110322 is a medium-severity flaw (CVSS 5.5) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
The PEAK-System PCAN type 0x4030 processing path fails to validate a selected/returned object pointer before dereferencing fixed fields during post-processing.
Why this priority
- No elevated risk signals yet
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 5.5 (Medium) |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges needed | Low |
| User interaction | None |
| EPSS exploit chance | 0.1% (top 99%) |
| CISA exploited list | No |
| Weakness | CWE-822 |
| Published | 2026-10-20 |
| Last modified | 2026-10-22 |
Publisher (CNA): ICS-CERT
Timeline
- Published CVE record published
- Updated Record last modified
Advisories and coverage
Official advisories
- CISA Alerts and Advisories: HMS Networks PEAK-System PCAN Windows drivers 2026-10-20
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.