VULNERABILITY INTELLIGENCE

CVE-2026-45831

CVSS score8.8 HIGH
EPSS probability0.24%
CISA KEVNot currently listed
Published2026-06-12
Last modified2026-10-26
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

The SimpleRBACAuthorizationProvider authorization provider in versions 0.5.0 or later of the ChromaDB Python project evaluates whether a user holds a given permission but never checks which tenant, database, or collection that permission applies to allowing users to perform cross tenant actions.

Weakness classification

  • 6f8de1f0-f67e-45a6-b68f-98777fdb759c: CWE-863

Primary references