CVE-2026-45829: ChromaDB Python project has a pre-authentication code injection vulnerability
(updated )
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.
References
- access.redhat.com/security/cve/CVE-2026-45829
- bugzilla.redhat.com/show_bug.cgi?id=2479623
- github.com/advisories/GHSA-f4j7-r4q5-qw2c
- github.com/chroma-core/chroma
- github.com/chroma-core/chroma/issues/6717
- github.com/pypa/advisory-database/tree/main/vulns/chromadb/PYSEC-2026-311.yaml
- nvd.nist.gov/vuln/detail/CVE-2026-45829
- pypi.org/project/chromadb
- www.hiddenlayer.com/research/chromatoast-served-pre-auth
Code Behaviors & Features
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