CVE-2026-12661
A denial-of-service security issue exists within FactoryTalk® Historian Machine Edition.
Overview
CVE-2026-12661 is a known-severity vulnerability. It was published on September 1, 2026.
Technical 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.
Remediation
Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
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Frequently asked questions
What is CVE-2026-12661?
CVE-2026-12661 is a known-severity vulnerability. It was published on September 1, 2026.
How severe is CVE-2026-12661?
CVSS score information is not yet available for this vulnerability. Check back as the CVE record is updated by NVD analysts.
How do I fix or remediate CVE-2026-12661?
Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-12661?
CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-12661 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.