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CVE-2026-121668ImportantTampering

Azure Confidential Clean Rooms Tampering Vulnerability

MSRC advisory NVD CVE.org

Assessment

Missing authorization in Azure Confidential Clean Rooms allows an authorized attacker to perform tampering over a network.

Severity
Important
CVSS base score
Not published
Impact
Tampering
Exploitation detected
No known exploitation (MSRC assessment)
Exploitability
Exploitation Less Likely
Publicly disclosed
No (MSRC assessment)
EPSS · 30-day forecast
No EPSS score collected
Customer action
Required: follow the MSRC remediation guidance
More details
Public detection template
No Nuclei template is listed in the current collected catalog
Component
Azure Confidential Clean Rooms
Weakness
CWE-862: Missing Authorization
Issued by
Microsoft
Published
10 Nov 2026 · November 2026
Last revised
10 Nov 2026

Updates that fix it

0 KBs

No KB listed

No KB update is listed in the collected MSRC record. Check the MSRC advisory for product releases and other remedies.

Affected products

Azure
1 affected product
Page history

Changes are dated when recorded; day views use the last saved version from that UTC day, and citations stay fixed.

Cite this version
Field-level log (0)

Up to 100 recent field edits are shown; older edits may be outside retention.

No retained field changes for this selection.

ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

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