Vulnerability in Samsung Magicinfo 9 Server

CVE-2025-54455

Use of Hard-coded Credentials vulnerability in Samsung Electronics MagicINFO 9 Server allows Authentication Bypass.This issue affects MagicINFO 9 Server: less than 21.1080.0.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.006 (44.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 44.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-54455: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-54455?
CVE-2025-54455 is a critical-severity vulnerability in Samsung Magicinfo 9 Server, classified under Use of Hard-coded Credentials. CVSS score: 9.1/10. Published 2025-07-23.
How severe is CVE-2025-54455?
Critical severity. CVSS v3 base score is 9.1 out of 10.
Is CVE-2025-54455 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.