THREAT OPS › Threat News › Rockwell Automation 1756-EN2, 1756-EN3, and 1756-ENBT
Rockwell Automation 1756-EN2, 1756-EN3, and 1756-ENBT
<p><a href="https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-197-02.json"><strong>View CSAF</strong></a></p> <h2>Summary</h2> <p><strong>Successful exploitation of this vulnerability could allow an attacker to cause a denial-of-service condition.</strong></p> <p>The following versions of Rockwell Automation 1756-EN2, 1756-EN3, and 1756-ENBT are affected:</p> <ul> <li>1
MITRE ATT&CK techniques
Indicators of compromise
- CVE-2026-9653cve
- https://www.cve.org/CVERecord?id=CVE-2026-9653url
- https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hurl
- https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:Nurl
Original source: https://www.cisa.gov/news-events/ics-advisories/icsa-26-197-02