CVE-2026-45832

All V1 collection-level endpoints in ChromaDB's Python project pass None for the tenant and database to the authorization layer, allowing attackers to bypass authorization controls by using the V1 endpoints.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.hiddenlayer.com/sai-security-advisory/2026-06-chromadb-4	Third Party Advisory
https://access.redhat.com/security/cve/CVE-2026-45832
https://bugzilla.redhat.com/show_bug.cgi?id=2488411
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45832.json

Configurations

Configuration 1 (hide)

cpe:2.3:a:trychroma:chromadb:*:*:*:*:*:python:*:*

History

26 Oct 2026, 11:10

Type	Values Removed	Values Added
Summary		(es) Todos los endpoints de nivel de colección V1 en el proyecto Python de ChromaDB pasan None para el inquilino y la base de datos a la capa de autorización, permitiendo a los atacantes eludir los controles de autorización mediante el uso de los endpoints V1.

Information

Published : 2026-06-12 16:16

Updated : 2026-10-26 11:10

NVD link : CVE-2026-45832

Mitre link : CVE-2026-45832

CVE.ORG link : CVE-2026-45832

JSON object : View

Products Affected

trychroma

chromadb

CWE

CWE-639

Authorization Bypass Through User-Controlled Key

CWE-551

Incorrect Behavior Order: Authorization Before Parsing and Canonicalization

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