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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
chromadbPyPI | >= 0.5.0, <= 1.5.9 | — |
Affected products
6- Range: >=0.5.0
- osv-coords3 versions
< 0+ 2 more
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: >= 0.5.0, <= 1.5.9
Patches
Vulnerability mechanics
References
5- github.com/advisories/GHSA-xph7-9rjv-w5frghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-45831ghsaADVISORY
- www.hiddenlayer.com/sai-security-advisory/2026-06-chromadb-3nvdThird Party AdvisoryWEB
- github.com/chroma-core/chroma/issues/7588ghsaWEB
- github.com/chroma-core/chroma/pull/7602ghsaWEB
News mentions
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