CVE-2026-2417 PUBLISHED

Missing Authentication for Critical Function in Pharos Controls Mosaic Show Controller

Assigner: icscert
Reserved: 12.02.2026 Published: 24.03.2026 Updated: 24.03.2026

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.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS Score: 9.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	Pharos Controls
Product	Mosaic Show Controller
Versions	Default: unaffected Version 2.15.3 is affected

Solutions

Pharos Controls recommends that users upgrade Mosaic Show Controller to version 2.16 or later.

Credits

James Tully reported this vulnerability to CISA. finder

References

https://www.cisa.gov/news-events/ics-advisories/icsa-26-083-01

Problem Types

CWE-306 Missing authentication for critical function CWE