How severe is CVE-2026-3587?

CVE-2026-3587 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-2026-3587 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-3587?

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-2026-3587 have an EU (EUVD) identifier?

Yes. CVE-2026-3587 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-14385.

When was CVE-2026-3587 published?

CVE-2026-3587 was published on 2026-03-23 and last updated on 2026-06-17.

CVE-2026-3587

CVE-2026-3587 is a critical-severity vulnerability with a CVSS 3.x base score of 10.0. 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-912.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-14385
Weakness: CWE-912
Published: 2026-03-23
Last modified: 2026-06-17

Description

An unauthenticated remote attacker can exploit a hidden function in the CLI prompt to escape the restricted interface, leading to full compromise of the device.

Frequently asked questions

What is CVE-2026-3587?: An unauthenticated remote attacker can exploit a hidden function in the CLI prompt to escape the restricted interface, leading to full compromise of the device.
How severe is CVE-2026-3587?: CVE-2026-3587 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-2026-3587 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-3587?: 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-2026-3587 have an EU (EUVD) identifier?: Yes. CVE-2026-3587 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-14385.
When was CVE-2026-3587 published?: CVE-2026-3587 was published on 2026-03-23 and last updated on 2026-06-17.

References

https://certvde.com/de/advisories/VDE-2026-020

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