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HIGH

CVE-2025-40596

CVSS v3

7.3

HIGH

EPSS Score

55.7 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

A Stack-based buffer overflow vulnerability in the SMA100 series web interface allows remote, unauthenticated attacker to cause Denial of Service (DoS) or potentially results in code execution.

Technical details

Published
2025-07-23
Last Modified
2025-08-07

Frequently asked questions

What is CVE-2025-40596?

A Stack-based buffer overflow vulnerability in the SMA100 series web interface allows remote, unauthenticated attacker to cause Denial of Service (DoS) or potentially results in code execution.

Is CVE-2025-40596 actively exploited?

Active exploitation of CVE-2025-40596 has not been confirmed. Its EPSS score was 55.7% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-40596?

CVE-2025-40596 has a CVSS v3 base score of 7.3 (HIGH severity).

Is CVE-2025-40596 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.

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