How severe is CVE-2025-41656?

CVE-2025-41656 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-41656 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 12% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-41656?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-41656 have an EU (EUVD) identifier?

Yes. CVE-2025-41656 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19648.

When was CVE-2025-41656 published?

CVE-2025-41656 was published on 2025-07-01 and last updated on 2026-06-17.

CVE-2025-41656

CVE-2025-41656 is a critical-severity vulnerability with a CVSS 3.x base score of 10.0. Its EPSS exploit-prediction score of 12% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-306.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
EPSS exploit prediction: 12% (96th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-19648
Weakness: CWE-306
Published: 2025-07-01
Last modified: 2026-06-17

Description

An unauthenticated remote attacker can run arbitrary commands on the affected devices with high privileges because the authentication for the Node_RED server is not configured by default.

Frequently asked questions

What is CVE-2025-41656?: An unauthenticated remote attacker can run arbitrary commands on the affected devices with high privileges because the authentication for the Node_RED server is not configured by default.
How severe is CVE-2025-41656?: CVE-2025-41656 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-41656 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 12% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-41656?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-41656 have an EU (EUVD) identifier?: Yes. CVE-2025-41656 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19648.
When was CVE-2025-41656 published?: CVE-2025-41656 was published on 2025-07-01 and last updated on 2026-06-17.

References

https://certvde.com/en/advisories/VDE-2025-045

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