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CVE-2026-45833 — Vulnerability in chromadb — CVE Details

CRITICAL

ChromaDB has a code injection vulnerability

Published June 12, 2026Updated September 10, 2026Source: osv

Summary

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.

Advisory Timeline

  • First published June 12, 2026 (122 days ago).
  • Last revised September 10, 2026 — 90 days after initial publication.

Affected Packages (1)

Affects 1 ecosystem: pypi (1).

PackageEcosystemAffectedFixed In
chromadb
pypi
0.4.17, 0.4.18, 0.4.19, 0.4.20 (+72 more)Range-based data available

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 9.9 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
—
Confidentiality
—
Integrity
—
Availability
—

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

References

Frequently Asked Questions

What is CVE-2026-45833?
ChromaDB has a code injection vulnerability This vulnerability has been assigned a severity rating of CRITICAL (CVSS score: 9.9/10).
How do I check if my project is affected by CVE-2026-45833?
CVE-2026-45833 affects chromadb. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2026-45833 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
9.9

Exploitation is straightforward and causes maximum impact. Patch immediately.

Also Known As

GHSA-36p7-vc44-83pf
PYSEC-2026-3814

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