CVE-2025-3925highCWE-250

CVE-2025-3925: high-severity vulnerability in BrightSign OS series 4 players

BrightSign Players Execution with Unnecessary Privileges

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21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.5epss 0.2%
BrightSign players running BrightSign OS series 4 prior to v8.5.53.1 or series 5 prior to v9.0.166 contain an execution with unnecessary privileges vulnerability, allowing for privilege escalation on the device once code execution has been obtained.
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected products
BrightSign · BrightSign OS series 4 playersBrightSign · BrightSign OS series 5 players
Related CVEs — BrightSign OS series 4 players

In the same product, most dangerous first.

CVE-2025-54756HIGHBrightSign Players Use of Default CredentialsEPSS 0.1%