CVE-2026-8828 - Vulnerability Details - OpenCVE

A lack of authorization validation in version 1.0.0 or later of the ChromaDB Rust project allows any authenticated users to arbitrarily read, write, update, or delete data in any tenant's collection regardless of which tenant they belong to.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements Present

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact High

Subsequent System Integrity Impact High

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact total

No data.

No data.

No data.

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References

Link	Providers
https://www.hiddenlayer.com/sai-security-advisory/2026-06-chromadb-2

History

Fri, 12 Jun 2026 16:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Fri, 12 Jun 2026 15:45:00 +0000

Type	Values Removed	Values Added
Description		A lack of authorization validation in version 1.0.0 or later of the ChromaDB Rust project allows any authenticated users to arbitrarily read, write, update, or delete data in any tenant's collection regardless of which tenant they belong to.
Weaknesses		CWE-639
References		https://www.hiddenlayer.com/sai-security-advisory/2026-06-chromadb-2
Metrics		cvssV4_0 `{'score': 8.8, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N'}`

MITRE

Status: PUBLISHED

Assigner: HiddenLayer

Published: 2026-06-12T14:50:32.788Z

Updated: 2026-06-12T14:50:32.788Z

Reserved: 2026-05-18T13:23:36.281Z

Link: CVE-2026-8828

Vulnrichment

Updated: 2026-06-12T16:00:35.036Z

NVD

Status : Awaiting Analysis

Published: 2026-06-12T16:16:34.687

Modified: 2026-06-12T16:22:33.843

Link: CVE-2026-8828

Redhat

No data.

OpenCVE Enrichment

No data.

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