VDB-398651 · CVE-2026-69857 · GCVE-0-2026-69857

Microsoft Azure Cosmos DB authorization

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.2	$0-$5k	2.15

Summaryinfo

A vulnerability, which was classified as critical, has been found in Microsoft Azure Cosmos DB. Affected by this vulnerability is an unknown functionality. The manipulation leads to authorization. This vulnerability is documented as CVE-2026-69857. The attack can be initiated remotely. There is not any exploit available. This product is a managed service, so users are unable to manage vulnerability countermeasures on their own.

Detailsinfo

A vulnerability was found in Microsoft Azure Cosmos DB (affected version unknown) and classified as critical. This issue affects an unknown functionality. The manipulation with an unknown input leads to a authorization vulnerability. Using CWE to declare the problem leads to CWE-639. The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Authorization bypass through user-controlled key in Azure Cosmos DB allows an authorized attacker to perform spoofing over a network.

It is possible to read the advisory at msrc.microsoft.com. The identification of this vulnerability is CVE-2026-69857 since 08/04/2026. The exploitation is known to be easy. The attack may be initiated remotely. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/04/2026).

This product is available as a managed service. Users are not able to maintain vulnerability countermeasures themselves.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Cloud Software

Vendor

Microsoft

Name

Azure Cosmos DB

License

commercial

Managed Service

Website

Vendor: https://www.microsoft.com/

CPE 2.3info

🔒

CPE 2.2info

🔒

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.5
CNA Vector (microsoft): 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Authorization
CWE: CWE-639 / CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Status: 🔍

0-Day Time: 🔒

Timelineinfo

08/04/2026 CVE reserved
09/03/2026 +30 days VulDB entry created
09/04/2026 +0 days Advisory disclosed
09/04/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: microsoft.com

Advisory: msrc.microsoft.com
Status: Confirmed

CVE: CVE-2026-69857 (🔒)
GCVE (CVE): GCVE-0-2026-69857
GCVE (VulDB): GCVE-100-398651

Entryinfo

Created: 09/04/2026 01:21
Changes: 09/04/2026 01:21 (61)
Complete: 🔍
Cache ID: 216::103