How severe is CVE-2025-9964?

CVE-2025-9964 has a CVSS 4.0 base score of 8.6, rated high severity.

Is CVE-2025-9964 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-9964?

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-2025-9964 have an EU (EUVD) identifier?

Yes. CVE-2025-9964 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-30881.

When was CVE-2025-9964 published?

CVE-2025-9964 was published on 2025-09-23 and last updated on 2026-06-17.

CVE-2025-9964

CVE-2025-9964 is a high-severity vulnerability with a CVSS 4.0 base score of 8.6. 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-521.

Key facts

Severity: High (CVSS 4.0 base score 8.6)
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-30881
Weakness: CWE-521
Published: 2025-09-23
Last modified: 2026-06-17

Description

No password for the root user is set in Novakon P series. This allows phyiscal attackers to enter the console easily. This issue affects P series: P – V2001.A.C518o2 until P-2.0.05 Build 2026.02.06 (commit d0f97fd9).

Frequently asked questions

What is CVE-2025-9964?: No password for the root user is set in Novakon P series. This allows phyiscal attackers to enter the console easily. This issue affects P series: P – V2001.A.C518o2 until P-2.0.05 Build 2026.02.06 (commit d0f97fd9).
How severe is CVE-2025-9964?: CVE-2025-9964 has a CVSS 4.0 base score of 8.6, rated high severity.
Is CVE-2025-9964 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-9964?: 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-2025-9964 have an EU (EUVD) identifier?: Yes. CVE-2025-9964 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-30881.
When was CVE-2025-9964 published?: CVE-2025-9964 was published on 2025-09-23 and last updated on 2026-06-17.

References

Other CWE-521 (Weak Password Requirements) vulnerabilities

CVE-2026-25715 — Critical (CVSS 9.8): The web management interface of the device allows the administrator username and password to be set to blank values.…
CVE-2025-53963 — Critical (CVSS 9.8): An issue was discovered on Thermo Fisher Ion Torrent OneTouch 2 INS1005527 devices. They run an SSH server accessible…
CVE-2025-63747 — Critical (CVSS 9.8): QaTraq 6.9.2 ships with administrative account credentials which are enabled in default installations and permit…
CVE-2025-12552 — Critical (CVSS 9.8): Insufficient Password Policy.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5.
CVE-2025-11200 — Critical (CVSS 9.8): MLflow Weak Password Requirements Authentication Bypass Vulnerability. This vulnerability allows remote attackers to…
CVE-2025-12364 — Critical (CVSS 9.8): Weak Password Policy.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5.

Browse all CWE-521 (Weak Password Requirements) vulnerabilities →