Pharos Controls Mosaic Show Controller
p a href= https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-083-01.json strong View CSAF /strong /a /p h2 Summary /h2 p strong Successful exploitation of this vulnerability could allow an unauthenticated attacker to execute arbitrary commands with root privileges. /strong /p p The following versions of Pharos Controls Mosaic Show Controller are affected: /p ul li Mosaic Show Controller Firmware 2.15.3 (CVE-2026-2417) /li /ul div class= csaf-table table class= tablesaw tablesaw-stack data-tablesaw-mode= stack data-tablesaw-minimap thead tr th role= columnheader data-tablesaw-priority= persist CVSS /th th role= columnheader Vendor /th th role= columnheader Equipment /th th role= columnheader Vulnerabilities /th /tr /thead tbody tr td v3 9.8 /td td Pharos Controls /td td Pharos Controls Mosaic Show Controller /td td Missing Authentication for Critical Function /td /tr /tbody /table /div h3 Background /h3 ul li strong Critical Infrastructure Sectors: /strong Commercial Facilities /li li strong Countries/Areas Deployed: /strong Worldwide /li li strong Company Headquarters Location: /strong United Kingdom /li /ul hr h2 Vulnerabilities /h2 div class= csaf-accordion p a class= csaf-accordion-toggle-all href= # Expand All + /a /p div class= csaf-accordion-item h3 a class= csaf-accordion-toggle href= # CVE-2026-2417 /a /h3 div class= csaf-accordion-content p A Missing Authentication for Critical Function vulnerability in Pharos Controls Mosaic Show Controller firmware version 2.15.3 could allow an unauthenticated attacker to bypass authentication and execute arbitrary commands with root privileges. /p p a href= https://www.cve.org/CVERecord?id=CVE-2026-2417 View CVE Details /a /p hr h4 Affected Products /h4 h5 Pharos Controls Mosaic Show Controller /h5 div class= ics-vendor-version-status div class= ics-vendor strong Vendor: /strong br Pharos Controls /div div class= ics-version strong Product Version: /strong br Pharos Controls Mosaic Show Controller Firmware: 2.15.3 /div div class= ics-status strong Product Status: /strong br known_affected /div /div div class= ics-remediations h6 Remediations /h6 p strong Mitigation /strong br Pharos Controls recommends that users upgrade Mosaic Show Controller to version 2.16 or later. /p /div p strong Relevant CWE: /strong a href= https://cwe.mitre.org/data/definitions/306.html CWE-306 Missing Authentication for Critical Function /a /p hr h4 Metrics /h4 div class= csaf-table csaf-metrics-table table class= tablesaw tablesaw-stack data-tablesaw-mode= stack data-tablesaw-minimap thead tr th role= columnheader data-tablesaw-priority= persist CVSS Version /th th role= columnheader Base Score /th th role= columnheader Base Severity /th th role= columnheader Vector String /th /tr /thead tbody tr td 3.1 /td td 9.8 /td td CRITICAL /td td a href= https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H /a /td /tr /tbody /tabl
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Originally published by CISA
Source: https://www.cisa.gov/news-events/ics-advisories/icsa-26-083-01
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