CVE-2026-45829

A pre-authentication, code injection vulnerability in version 1.0.0 or later of the ChromaDB Python project allows an unauthenticated 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/{tenant}/databases/{db}/collections endpoint.

CVSS v3 10.0 CRITICAL

10.0^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://github.com/chroma-core/chroma/issues/6717
https://www.hiddenlayer.com/research/chromatoast-served-pre-auth
https://access.redhat.com/security/cve/CVE-2026-45829
https://bugzilla.redhat.com/show_bug.cgi?id=2479623
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45829.json
https://www.hiddenlayer.com/research/chromatoast-served-pre-auth

Configurations

No configuration.

History

No history.

Information

Published : 2026-05-18 17:16

Updated : 2026-07-15 12:17

NVD link : CVE-2026-45829

Mitre link : CVE-2026-45829

CVE.ORG link : CVE-2026-45829

JSON object : View

Products Affected

No product.

CWE

CWE-94

Improper Control of Generation of Code ('Code Injection')

CWE-502

Deserialization of Untrusted Data

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