How severe is CVE-2026-25203?

CVE-2026-25203 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-25203 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-25203?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-25203 have an EU (EUVD) identifier?

Yes. CVE-2026-25203 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-21252.

When was CVE-2026-25203 published?

CVE-2026-25203 was published on 2026-04-10 and last updated on 2026-06-17.

CVE-2026-25203

CVE-2026-25203 is a high-severity vulnerability with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-276.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-21252
Weakness: CWE-276
Published: 2026-04-10
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is 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.
How severe is CVE-2026-25203?: CVE-2026-25203 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-25203 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-25203?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-25203 have an EU (EUVD) identifier?: Yes. CVE-2026-25203 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-21252.
When was CVE-2026-25203 published?: CVE-2026-25203 was published on 2026-04-10 and last updated on 2026-06-17.

References

https://security.samsungtv.com/securityUpdates

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