SecuriTricks - CVE-2025-54756

Description

BrightSign players running BrightSign OS series 4 prior to v8.5.53.1 or series 5 prior to v9.0.166 use a default password that is guessable with knowledge of the device information. The latest release fixes this issue for new installations; users of old installations are encouraged to change all default passwords.

Product(s) Impacted

Vendor	Product	Versions
Brightsign	Brightsign Os	8.5.0-8.5.53.0, 9.0.0-9.0.165

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-1392

Use of Default Credentials

The product uses default credentials (such as passwords or cryptographic keys) for potentially critical functionality.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	brightsign	brightsign_os	8.5.0-8.5.53.0	/	/	/	/	/	/	/
a	brightsign	brightsign_os	9.0.0-9.0.165	/	/	/	/	/	/	/

References

https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2025/icsa-25-126-03.json

https://www.brightsign.biz/resources/software-downloads/

https://www.cisa.gov/news-events/ics-advisories/icsa-25-126-03

CVSS Score

8.6 / 10

CVSS Data - 4.0

Attack Vector: LOCAL
Attack Complexity: LOW
Attack Requirements: NONE
Privileges Required: NONE
User Interaction: NONE
Scope:
Confidentiality Impact: HIGH
Integrity Impact: HIGH
Availability Impact: HIGH
Exploit Maturity: NOT_DEFINED

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

View Vector String

Timeline

Published: Feb. 12, 2026, 5:16 p.m.
Last Modified: Feb. 13, 2026, 2:23 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

[email protected]

CVE-2025-54756