How severe is CVE-2025-64655?

CVE-2025-64655 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-64655 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-64655?

CVE-2025-64655 affects Microsoft Dynamics Omnichannel Sdk Storage Containers. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-64655?

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-2025-64655 have an EU (EUVD) identifier?

Yes. CVE-2025-64655 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-198372.

When was CVE-2025-64655 published?

CVE-2025-64655 was published on 2025-11-20 and last updated on 2026-06-17.

CVE-2025-64655

CVE-2025-64655 is a high-severity vulnerability in Microsoft Dynamics Omnichannel Sdk Storage Containers with a CVSS 3.x base score of 8.8. 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-285.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-198372
Weakness: CWE-285
Affected product: Microsoft Dynamics Omnichannel Sdk Storage Containers
Published: 2025-11-20
Last modified: 2026-06-17

Description

Improper authorization in Dynamics OmniChannel SDK Storage Containers allows an unauthorized attacker to elevate privileges over a network.

Frequently asked questions

What is CVE-2025-64655?: Improper authorization in Dynamics OmniChannel SDK Storage Containers allows an unauthorized attacker to elevate privileges over a network.
How severe is CVE-2025-64655?: CVE-2025-64655 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-64655 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-64655?: CVE-2025-64655 affects Microsoft Dynamics Omnichannel Sdk Storage Containers. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-64655?: 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-2025-64655 have an EU (EUVD) identifier?: Yes. CVE-2025-64655 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-198372.
When was CVE-2025-64655 published?: CVE-2025-64655 was published on 2025-11-20 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-64655

Affected products (1)

cpe:2.3:a:microsoft:dynamics_omnichannel_sdk_storage_containers:-:*:*:*:*:*:*:*

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