CVE-2026-87701

Azure Cosmos DB Elevation of Privilege Vulnerability

Published Sep 17, 2026 CVSS 3.1 · 9.6 Critical EPSS < 1% KEV · Not listed
Description
Improper neutralization of special elements in output used by a downstream component ('injection') in Azure Cosmos DB allows an authorized attacker to elevate privileges over a network.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Microsoft azure Cosmos Db
CPEs cpe:2.3:a:microsoft:azure_cosmos_db:-:*:*:*:*:*:*:*
Vendors & Products Microsoft azure Cosmos Db
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Improper neutralization of special elements in output used by a downstream component ('injection') in Azure Cosmos DB allows an authorized attacker to elevate privileges over a network.
Title Azure Cosmos DB Elevation of Privilege Vulnerability
First Time appeared Microsoft
Microsoft cosmos Db
Weaknesses CWE-74
CPEs cpe:2.3:a:microsoft:cosmos_db:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft cosmos Db
References
Metrics cvssV3_1

{'score': 9.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
microsoft
Published
Updated
Nov 10, 2026, 9:29 PM
Reserved
Sep 8, 2026, 11:57 PM
Status
Analyzed
Published
Sep 17, 2026, 11:18 PM
Modified
Sep 29, 2026, 6:52 PM