CVE-2025-64655: Improper authorization in Dynamics OmniChannel SDK Storage Containers allows an unauthorized attacker to elevate privileges over a network.

PriorityP261critical9.8CVSS 3.1

AVNACLPRNUINSUCHIHAH

EPSS

0.41%

33.2th percentile

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

Affected

2 ranges

Vendor	Product	Version range	Fixed in
microsoft	dynamics_omnichannel_sdk_storage_containers	—	—
msrc	dynamics_omnichannel_sdk_storage_containers	—	—

Detection & IOCsextracted from sources · hover to see the quote

·Vulnerability is fully mitigated server-side by Microsoft; no customer action required and no patch to deploy. No operational IOCs, detection artifacts, or attack-specific indicators are publicly available in the disclosed sources. ↗
·Exploitation status is 'Exploitation More Likely' but neither public exploitation nor public disclosure of technical details has been confirmed, limiting detection engineering opportunities. ↗

CVSS provenance

nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

vendor_msrc8.8HIGH

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