| Component | Chroma |
| Severity | high (CVSS 8.8) |
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| Published (NVD) | 2026-06-12 |
| Last modified | 2026-07-15 |
| Affected versions | chromadb >= 0.4.17, <= 1.5.9 |
| Fixed in | see the vendor advisory |
| Weakness | CWE-639CWE-266 |
| CISA KEV | not listed |
NVD description
A lack of authorization validation in version 0.4.17 or later of the ChromaDB Python project allows any authenticated users to arbitrarily read, write, update, or delete data in any tenant's collection regardless of which tenant they belong to.
What to do
- NVD lists no fixed version yet: follow the vendor advisory below and keep Chroma off the public internet until a fix ships.
- Do not expose the component's API or UI to the internet without authentication in front of it.
Sources
- NVD: CVE-2026-45830
- https://www.hiddenlayer.com/sai-security-advisory/2026-06-chromadb
- https://access.redhat.com/security/cve/CVE-2026-45830
- https://bugzilla.redhat.com/show_bug.cgi?id=2488408
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45830.json
Read more
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