High severityNVD Advisory· Published Jun 16, 2026· Updated Jun 16, 2026
CVE-2026-0647
CVE-2026-0647
Description
An improper authentication security issue exists within the 1794-AENTR adapter's embedded web server. The vulnerability allows an unauthenticated attacker to change the device's web interface password by sending a crafted HTTP GET request to a specific endpoint, without any prior authentication being required. If exploited, this could lead to unauthorized access, account takeover, and loss of the device’s embedded web server’s availability.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1Patches
Vulnerability mechanics
References
1News mentions
1- Rockwell Automation FLEX I/O EtherNet/IP AdaptersCISA ICS Advisories