high8.8
CVE-2026-45830
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,…
Impact
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.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| pip | chromadb | >= 0.4.17, <= 1.5.9 | none recorded |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Trychroma | Chromadb | from 0.4.17 through 1.5.9 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-2wm9-hf6c-p5cr
- https://nvd.nist.gov/vuln/detail/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
- https://github.com/chroma-core/chroma/issues/7588
- https://github.com/chroma-core/chroma/pull/7602