Vulnerability Intelligence Report
CVE-2026-45833
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.
No Active Exploit Signals
CVSS Base Score
9.4
CRITICAL
EPSS Probability:0.34%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-94 ↗CWE-94: Improper Control of Generation of Code ('Code Injection')
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Chroma | ChromaDB | 0.4.17 <= * (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.342%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | HiddenLayer, Inc. · Vendor · USA |
| Reserved | 2026-05-13T14:01:39 |
| Published | 2026-06-12T15:16:33 |
| Last Updated | 2026-07-31T12:04:48 |
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