CVE-2025-3925 BrightSign Players Execution with Unnecessary Privileges
Attackers with initial code execution can escalate privileges on BrightSign players due to unnecessary privileges, requiring an OS upgrade to mitigate.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-3925?
CVE-2025-3925 is a high-severity vulnerability in BrightSign OS series 4 players, published on 7 May 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
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.
Weakness: CWE-250
Which versions are affected by CVE-2025-3925?
How do I fix CVE-2025-3925?
No fix has been published for CVE-2025-3925 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-3925 being exploited?
There is no known exploitation of CVE-2025-3925 in the wild and no public exploit code.
Sources
Also known as GHSA-3pqj-q5j3-4r5q.