How severe is CVE-2026-30901?

CVE-2026-30901 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-30901 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-30901?

CVE-2026-30901 affects Zoom Rooms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-30901?

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-2026-30901 have an EU (EUVD) identifier?

Yes. CVE-2026-30901 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-11166.

When was CVE-2026-30901 published?

CVE-2026-30901 was published on 2026-03-11 and last updated on 2026-06-17.

CVE-2026-30901

CVE-2026-30901 is a high-severity vulnerability in Zoom Rooms with a CVSS 3.x base score of 7.0. 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.0)
EPSS exploit prediction: 0% (2nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-11166
Weakness: CWE-20
Affected product: Zoom Rooms
Published: 2026-03-11
Last modified: 2026-06-17

Description

Improper Input Validation in Zoom Rooms for Windows before 6.6.5 in Kiosk Mode may allow an authenticated user to conduct an escalation of privilege via local access.

Frequently asked questions

What is CVE-2026-30901?: Improper Input Validation in Zoom Rooms for Windows before 6.6.5 in Kiosk Mode may allow an authenticated user to conduct an escalation of privilege via local access.
How severe is CVE-2026-30901?: CVE-2026-30901 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-30901 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-30901?: CVE-2026-30901 affects Zoom Rooms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-30901?: 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-2026-30901 have an EU (EUVD) identifier?: Yes. CVE-2026-30901 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-11166.
When was CVE-2026-30901 published?: CVE-2026-30901 was published on 2026-03-11 and last updated on 2026-06-17.

References

https://www.zoom.com/en/trust/security-bulletin/zsb-26003

Affected products (1)

cpe:2.3:a:zoom:rooms:*:*:*:*:*:windows:*:*

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