How severe is CVE-2025-46411?

CVE-2025-46411 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-46411 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-46411?

CVE-2025-46411 affects Libbiosig Project Libbiosig. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-46411?

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-2025-46411 have an EU (EUVD) identifier?

Yes. CVE-2025-46411 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25685.

When was CVE-2025-46411 published?

CVE-2025-46411 was published on 2025-08-25 and last updated on 2026-06-17.

CVE-2025-46411

CVE-2025-46411 is a high-severity vulnerability in Libbiosig Project Libbiosig with a CVSS 3.x base score of 8.1. 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-121.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-25685
Weakness: CWE-121
Affected product: Libbiosig Project Libbiosig
Published: 2025-08-25
Last modified: 2026-06-17

Description

A stack-based buffer overflow vulnerability exists in the MFER parsing functionality of The Biosig Project libbiosig 3.9.0 and Master Branch (35a819fa). A specially crafted MFER file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.

Frequently asked questions

What is CVE-2025-46411?: A stack-based buffer overflow vulnerability exists in the MFER parsing functionality of The Biosig Project libbiosig 3.9.0 and Master Branch (35a819fa). A specially crafted MFER file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.
How severe is CVE-2025-46411?: CVE-2025-46411 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-46411 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-46411?: CVE-2025-46411 affects Libbiosig Project Libbiosig. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-46411?: 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-2025-46411 have an EU (EUVD) identifier?: Yes. CVE-2025-46411 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25685.
When was CVE-2025-46411 published?: CVE-2025-46411 was published on 2025-08-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:libbiosig_project:libbiosig:3.9.0:*:*:*:*:*:*:*

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