How severe is CVE-2026-66408?

CVE-2026-66408 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-66408 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-66408?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-66408 published?

CVE-2026-66408 was published on 2026-08-10.

CVE-2026-66408

CVE-2026-66408 is a medium-severity vulnerability with a CVSS 3.x base score of 4.6. 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-1391.

Key facts

Severity: Medium (CVSS 3.x base score 4.6)
CVSS v4: 5.1
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-1391
Published: 2026-08-10
Last modified: 2026-08-10

Description

The root accounts of DEEBOT PRO M1 and DEEBOT PRO K1VAC are configured with weak passwords. Physical access to an affected product may allow to obtain the password of the root account.

Frequently asked questions

What is CVE-2026-66408?: The root accounts of DEEBOT PRO M1 and DEEBOT PRO K1VAC are configured with weak passwords. Physical access to an affected product may allow to obtain the password of the root account.
How severe is CVE-2026-66408?: CVE-2026-66408 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-66408 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-66408?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-66408 published?: CVE-2026-66408 was published on 2026-08-10.

References

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