HIGH · 8.8

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, or delete data in any tenant's collectio...

Vulnerability 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.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
TrychromaChromadb>= 0.4.17, <= 1.5.9

Related Weaknesses (CWE)

References

FAQ

What is CVE-2026-45830?

CVE-2026-45830 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 collectio...

How severe is CVE-2026-45830?

CVE-2026-45830 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-45830?

Check the references section above for vendor advisories and patch information. Affected products include: Trychroma Chromadb.