CVE-2026-101103 — HMS Networks PEAK-System PCAN Windows drivers Classic Buffer Overflow

The PEAK-System PCAN diagnostic call did not validate that the caller-supplied output buffer was large enough to hold the output record.

Published: 2026-10-20 · CVSS: 6.8 · CVSS 4.0

The PEAK-System PCAN diagnostic call did not validate that the caller-supplied output buffer was large enough to hold the output record.

Original CVE JSON · STIX 2.1

Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7