CVE-2026-12661

Summary

A denial-of-service security issue exists within FactoryTalk® Historian Machine Edition.  A network adjacent attacker who is authenticated could send crafted requests to the web interface, resulting in buffer overflow conditions that may cause the device to crash and become unresponsive.

Affected Software

VendorProductVersion RangeStatus
Rockwell AutomationFactoryTalk® Historian Machine EditionSeries C: 7.101 Series B: 5.202affected

Weaknesses

  • CWE-121: CWE-121 Stack-based buffer overflow

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References