CVE-2026-101103

Description

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

References

• https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-293-01.json
• https://www.cisa.gov/news-events/ics-advisories/icsa-26-293-01
• https://www.hms-networks.com/cybersecurity
• https://www.peak-system.com/support/downloads/software/