How severe is CVE-2025-64309?

CVE-2025-64309 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-64309 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-64309?

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-2025-64309 have an EU (EUVD) identifier?

Yes. CVE-2025-64309 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-197664.

When was CVE-2025-64309 published?

CVE-2025-64309 was published on 2025-11-15 and last updated on 2026-06-25.

CVE-2025-64309

CVE-2025-64309 is a high-severity vulnerability with a CVSS 3.x base score of 7.4. 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-523.

Key facts

Severity: High (CVSS 3.x base score 7.4)
CVSS v4: 6.0
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-197664
Weakness: CWE-523
Published: 2025-11-15
Last modified: 2026-06-25

Description

The affected product discloses device telemetry, configuration, and sensitive information via WebSocket traffic to unauthenticated users when they connect to a specific URL. The unauthenticated URL can be discovered through basic network scanning techniques.

Frequently asked questions

What is CVE-2025-64309?: The affected product discloses device telemetry, configuration, and sensitive information via WebSocket traffic to unauthenticated users when they connect to a specific URL. The unauthenticated URL can be discovered through basic network scanning techniques.
How severe is CVE-2025-64309?: CVE-2025-64309 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-64309 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-64309?: 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-2025-64309 have an EU (EUVD) identifier?: Yes. CVE-2025-64309 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-197664.
When was CVE-2025-64309 published?: CVE-2025-64309 was published on 2025-11-15 and last updated on 2026-06-25.

References

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