What is CVE-2026-25203?

CVE-2026-25203 is a high-severity vulnerability in Samsung Electronics Magicinfo 9 Server, classified under Incorrect Default Permissions. CVSS score: 7.8/10. Published 2026-04-10.

How severe is CVE-2026-25203?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Samsung Electronics Magicinfo 9 Server

CVE-2026-25203

Samsung MagicINFO 9 Server Incorrect Default Permissions Local Privilege Escalation Vulnerability This issue affects MagicINFO 9 Server: less than 21.1091.1.

EPSS: 0.000 (0.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Samsung Electronics Magicinfo 9 Server — versions 21.1091.1

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

References

security.samsungtv.com/securityUpdates

Frequently asked questions

What is CVE-2026-25203?: CVE-2026-25203 is a high-severity vulnerability in Samsung Electronics Magicinfo 9 Server, classified under Incorrect Default Permissions. CVSS score: 7.8/10. Published 2026-04-10.
How severe is CVE-2026-25203?: High severity. CVSS v3 base score is 7.8 out of 10.