CVE-2026-45831CWE-863

The SimpleRBACAuthorizationProvider authorization provider in versions 0.5.0 or later of the ChromaDB Python project evaluates whether a user holds a given…

High · published June 12, 2026

CVSS v4.0
8.8
EPSS
0%
Percentile
35.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
8.8 · HIGH
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
EPSS
0.00422 · 35.4th percentile
Weakness
CWE-863 · Incorrect Authorization
Published
2026-06-12T15:03Z
EPSS history
Timeline
  • 12 JUN 15:03Z
    The SimpleRBACAuthorizationProvider authorization provider in versions 0.5.0 or later of the ChromaDB Python project evaluates whether a user holds a given…
    cvelistv5