ChromaDB's SimpleRBACAuthorizationProvider doesn't check which tenant, database, or collection a permission applies to

The SimpleRBACAuthorizationProvider authorization provider in versions 0.5.0 or later of the ChromaDB Python project evaluates whether a user holds a given permission but never checks which tenant, database, or collection that permission applies to allowing users to perform cross tenant actions.

References

• https://nvd.nist.gov/vuln/detail/CVE-2026-45831

• https://www.hiddenlayer.com/sai-security-advisory/2026-06-chromadb-3

• chroma-core/chroma#7588

• chroma-core/chroma#7602