CVE-2026-45833

critical

Description

A code injection vulnerability in version 0.4.17 or later of the ChromaDB Python project allows an authenticated attacker to run arbitrary code on the server by sending a malicious model repository and trust_remote_code set to true in the /api/v2/tenants/default_tenant/databases/default_database/collections/{collection_id} if they have the UPDATE_COLLECTION permission.

References

https://www.hiddenlayer.com/sai-security-advisory/2026-06-chromadb-5

https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45833.json

https://bugzilla.redhat.com/show_bug.cgi?id=2488430

https://access.redhat.com/security/cve/CVE-2026-45833

Details

Source: Mitre, NVD

Published: 2026-06-12

Updated: 2026-07-15

Risk Information

CVSS v2

Base Score: 9

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 8.8

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

CVSS v4

Base Score: 9.4

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Severity: Critical

EPSS

EPSS: 0.00047