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Watchfire Controller Software

medcisa_icsPublished 2026-07-30

<p><a href="https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-211-09.json"><strong>View CSAF</strong></a></p> <h2>Summary</h2> <p><strong>Successful exploitation of this vulnerability could allow a malicious user the ability to deliver malicious firmware that can update and gain full control of the controller.</strong></p> <p>The following versions of Watchfire Controll

MITRE ATT&CK techniques

VulnerabilitiesT1588.006
Social EngineeringT1684
Private KeysT1552.004

Indicators of compromise

CVE-2026-5846cve
https://www.cve.org/CVERecord?id=CVE-2026-5846url
https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:Nurl
https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:Nurl

Original source: https://www.cisa.gov/news-events/ics-advisories/icsa-26-211-09

Same event, other sources

Watchfire Controller Softwarecisa_advisories · 2026-07-30