CVE-2026-45829
CVSS Score
10.0
EPSS Score
12.4%
EPSS Percentile
96th
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.
| CWE | CWE-94 |
| Vendor | chroma |
| Product | chromadb |
| Published | May 18, 2026 |
| Last Updated | Jun 29, 2026 |
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Affected Versions
Chroma / ChromaDB
1.0.0 ≤ *
References
hiddenlayer.com: https://www.hiddenlayer.com/research/chromatoast-served-pre-auth github.com: https://github.com/chroma-core/chroma/issues/6717 access.redhat.com: https://access.redhat.com/security/cve/CVE-2026-45829 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2479623 security.access.redhat.com: https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45829.json
Credits
Esteban Tonglet