IM
IronMonkey Threat Research

CVE-2026-12661 MEDIUM

Published: 2026-09-01 | Last Modified: 2026-09-01 | Status: Awaiting Analysis

Description

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.

CVSS Metrics

Base Score: 4.8 (MEDIUM)

CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack VectorADJACENT
Attack ComplexityLOW
Attack RequirementsNONE
Privileges RequiredHIGH
User InteractionNONE
Vulnerability ConfidentialityNONE
Vulnerability IntegrityNONE
Vulnerability AvailabilityLOW
Subsequent ConfidentialityNONE
Subsequent IntegrityNONE
Subsequent AvailabilityNONE

Source: [email protected]

Type: Secondary

Weaknesses

Source Type Description
[email protected] Secondary
en CWE-121
Notification
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