High severity8.8NVD Advisory· Published Jun 12, 2026· Updated Jun 16, 2026
CVE-2026-45831
CVE-2026-45831
Description
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- Range: >=0.5.0
Patches
Vulnerability mechanics
References
1- www.hiddenlayer.com/sai-security-advisory/2026-06-chromadb-3nvdThird Party Advisory
News mentions
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