CVE-2026-8828 HIGH

CVE-2026-8828

Vendor Chroma
Product ChromaDB
Weakness CWE-639 · IDOR
Published June 12, 2026
Last update June 12, 2026

CVSS base score

8.8/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS 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

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

June 12, 2026 CVE published
June 12, 2026 Record updated