ChromaDB has a code injection vulnerability
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.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | chromadb | >= 0.4.17, <= 1.5.9 | no fix |
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-45833
- https://access.redhat.com/security/cve/CVE-2026-45833
- https://bugzilla.redhat.com/show_bug.cgi?id=2488430
- https://github.com/chroma-core/chroma
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45833.json
- https://www.hiddenlayer.com/sai-security-advisory/2026-06-chromadb-5
- https://pypi.org/project/chromadb
- https://github.com/advisories/GHSA-36p7-vc44-83pf
- CVSS 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- Weakness (CWE)
CWE-94- Platform
- Python (PyPI)
- Package
chromadb- Disclosed
- 12.06.2026
- Updated
- 11.10.2026 15:18
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2026-3814 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-36p7-vc44-83pf - CC BY 4.0
Vulnerability history: chromadb
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 4
- First → latest
- 05.2026 06.2026
- Without a fix
- 4
- Exploited in attacks
- 0
Severity breakdown
- Critical 2
- High 2
Disclosures per year
- 2026: 4
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ChromaDB has a code injection vulnerability this entry
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