CVE-2024-7399

Samsung MagicINFO 9 Server path traversal, confirmed exploited in the wild.

Samsung MagicINFO 9 Server contains a path traversal vulnerability that could allow an attacker to write arbitrary files as system authority.

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92%chance of exploitation in the next 30 days (EPSS), 99th percentile

24 Apradded to CISA's Known Exploited Vulnerabilities list, 2026

8 Mayfederal remediation deadline, already passed

Passedpast the deadline: patch now

CISA's name for it	Samsung MagicINFO 9 Server Path Traversal Vulnerability
Vendor and product	Samsung · MagicINFO 9 Server
Type	path traversal · CWE-22, CWE-434
Exploited	Confirmed by CISA listed 24 April 2026
Likelihood	one of the most likely to be exploited of every vulnerability tracked
Deadline	8 May 2026 · already passed
Used in ransomware	Not reported
Advisories	security.samsungtv.com ↗ · nvd.nist.gov ↗

What to do

Three steps, in this order

Step 1

Apply the vendor fix.

Step 2

Assume files readable through the flaw were read: rotate secrets and keys stored on the system.

Step 3

Restrict access to the interface until patched.

CISA's required action	Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

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Questions

CVE-2024-7399 in short

Is CVE-2024-7399 being exploited?

Yes. CISA added CVE-2024-7399 to its Known Exploited Vulnerabilities catalogue on 24 April 2026, which it does only on evidence of exploitation in the wild.

What is the CISA deadline for CVE-2024-7399?

US federal agencies must remediate it by 8 May 2026. Everyone else should treat that date as the latest safe point to patch an internet-facing system.

How likely is CVE-2024-7399 to be exploited in the next 30 days?

FIRST's Exploit Prediction Scoring System gives it 92%, the 99th percentile of every CVE it scores.

How do I fix CVE-2024-7399?

Apply the vendor fix. Assume files readable through the flaw were read: rotate secrets and keys stored on the system. Restrict access to the interface until patched.

Same vendor

Other Samsung vulnerabilities being exploited

CVE	Product	Type	Listed
CVE-2025-21042	Mobile Devices	remote code execution	10 November 2025

Sources: CISA Known Exploited Vulnerabilities catalogue (released 10 November 2026) and FIRST EPSS. Page compiled automatically by SAK T.L.M, the threat-intelligence tool of SAK T.E.C, on 13 November 2026.